{"items":[{"id":"NVI-00004077","kind":"vulnerability","title":"Kirby vulnerable to unrestricted file upload of user avatar images","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-xrvh-rvc4-5m43","CVE-2024-26483"],"plain_summary":"OSV carries this publisher advisory for getkirby/cms, getkirby/cms, getkirby/cms, getkirby/cms, getkirby/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 3.6.6.5 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.7.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.8.4.3 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.9.8.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.10.0.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.1.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3b57ee4f42cf7e043d23e0fed7dd2c34"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T07:17:44.307Z","value":"8.8 HIGH (3.1)","meaning":"134c704f-9b21-4f2e-91b3-4a467353bcc0 severity; no combined Null risk score.","source_id":"sr-50d4e09368242968889dba410b4a32d7"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.966%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.61726. Missing scores are unknown.","source_id":"sr-3b57ee4f42cf7e043d23e0fed7dd2c34"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-57043f296f8900c1c710ec7d0d39d9ea","url":"https://github.com/advisories/GHSA-xrvh-rvc4-5m43","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xrvh-rvc4-5m43","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.448Z"},{"id":"sr-50d4e09368242968889dba410b4a32d7","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-26483","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2024-26483","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T00:59:14.650Z"},{"id":"sr-3b57ee4f42cf7e043d23e0fed7dd2c34","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2024-26483","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.6.6.5"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.7.0; fixed 3.7.5.4"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.8.0; fixed 3.8.4.3"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.9.0; fixed 3.9.8.1"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.10.0; fixed 3.10.0.1"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0; fixed 4.1.1"]}],"null_published_at":"2026-11-02T20:21:10.254Z","source_updated_at":"2026-07-08T06:53:08.786Z","source_disclosed_at":"2024-02-26T16:22:12.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:51.448Z"},{"id":"NVI-00004077","kind":"vulnerability","title":"Kirby vulnerable to unrestricted file upload of user avatar images","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xrvh-rvc4-5m43","CVE-2024-26483"],"plain_summary":"OSV carries this publisher advisory for getkirby/cms, getkirby/cms, getkirby/cms, getkirby/cms, getkirby/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 3.6.6.5 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.7.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.8.4.3 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.9.8.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.10.0.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.1.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3b57ee4f42cf7e043d23e0fed7dd2c34"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.966%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.61726. Missing scores are unknown.","source_id":"sr-3b57ee4f42cf7e043d23e0fed7dd2c34"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-57043f296f8900c1c710ec7d0d39d9ea","url":"https://github.com/advisories/GHSA-xrvh-rvc4-5m43","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xrvh-rvc4-5m43","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.448Z"},{"id":"sr-3b57ee4f42cf7e043d23e0fed7dd2c34","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2024-26483","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.6.6.5"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.7.0; fixed 3.7.5.4"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.8.0; fixed 3.8.4.3"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.9.0; fixed 3.9.8.1"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.10.0; fixed 3.10.0.1"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0; fixed 4.1.1"]}],"null_published_at":"2026-10-31T22:27:15.297Z","source_updated_at":"2026-07-08T06:53:08.786Z","source_disclosed_at":"2024-02-26T16:22:12.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:42:51.448Z"},{"id":"NVI-00004077","kind":"vulnerability","title":"Kirby vulnerable to unrestricted file upload of user avatar images","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-xrvh-rvc4-5m43","CVE-2024-26483"],"plain_summary":"OSV carries this publisher advisory for getkirby/cms, getkirby/cms, getkirby/cms, getkirby/cms, getkirby/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 3.6.6.5 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.7.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.8.4.3 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.9.8.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 3.10.0.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.1.1 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-57043f296f8900c1c710ec7d0d39d9ea","url":"https://github.com/advisories/GHSA-xrvh-rvc4-5m43","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-xrvh-rvc4-5m43","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:51.448Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.6.6.5"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.7.0; fixed 3.7.5.4"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.8.0; fixed 3.8.4.3"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.9.0; fixed 3.9.8.1"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 3.10.0; fixed 3.10.0.1"]},{"certainty":"source_listed","source_ids":["sr-57043f296f8900c1c710ec7d0d39d9ea"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### TL;DR\n\nThis vulnerability affects all Kirby sites that might have potential attackers in the group of authenticated Panel users.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n----\n\n### Introduction\n\nUnrestricted upload of files with a dangerous type is a type of vulnerability that allows to circumvent expectations and protections in the server setup or backend code. Uploaded files are not checked for their compliance with the intended purpose of the upload target, which can introduce secondary attack vectors.\n\nWhile the vulnerability described here does *not* allow critical attacks like remote code execution (RCE), it can still be abused to upload unexpected file types that could for example make it possible to perform cross-site scripting (XSS) attacks.\n\n### Impact\n\nUsers with Panel access can upload a user avatar in their own account view. This avatar is intended to be an image, however the file type or file extension was not validated on the backend. This effectively allowed to upload many types of files that would then be stored with the filename `profile` and the provided file extension.\n\nWhile the upload is protected against ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0; fixed 4.1.1"]}],"null_published_at":"2026-10-31T22:12:52.626Z","source_updated_at":"2026-07-08T06:53:08.786Z","source_disclosed_at":"2024-02-26T16:22:12.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:42:51.448Z"}],"next_cursor":null,"snapshot_revision":"42594"}