{"items":[{"id":"NVI-00006097","kind":"vulnerability","title":"Cross-site scripting (XSS) from unsanitized uploaded SVG files in Kirby","revision":4,"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-qgp4-5qx6-548g","CVE-2021-29460"],"plain_summary":"OSV carries this publisher advisory for 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 3.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"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-0d34c371a0bae299245814c5d1a3eec6"],"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":"2026-06-17T03:47:41.207Z","value":"3.5 LOW (2.0)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-67bdd78228aa492099d076acc6ee24ac"},{"kind":"CVSS","as_of":"2026-06-17T03:47:41.207Z","value":"7.6 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-67bdd78228aa492099d076acc6ee24ac"},{"kind":"CVSS","as_of":"2026-06-17T03:47:41.207Z","value":"5.4 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-67bdd78228aa492099d076acc6ee24ac"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"3.174%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.8806. Missing scores are unknown.","source_id":"sr-0d34c371a0bae299245814c5d1a3eec6"}],"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-a71bb1838853e49a5fbb340a874abc0a","url":"https://github.com/advisories/GHSA-qgp4-5qx6-548g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qgp4-5qx6-548g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.003Z"},{"id":"sr-67bdd78228aa492099d076acc6ee24ac","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29460","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2021-29460","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T23:13:08.840Z"},{"id":"sr-0d34c371a0bae299245814c5d1a3eec6","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-2021-29460","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:42:56.080Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### Impact\n\nAn editor with write access to the Kirby Panel can upload an SVG or XML file that contains harmful content like `` tags. The direct link to that file can be sent to other users or visitors of the site. If the victim opens that link in a browser where they are logged in to Kirby, the script will run and can for example trigger requests to Kirby's API with the permissions of the victim.\n\nThis vulnerability is critical if you might have potential attackers in your group of authenticated Panel users. They can escalate their privileges if they get access to the Panel session of an admin user. Depending on your site, other JavaScript-powered attacks are possible.\n\nVisitors without Panel access can only use this attack vector if your site allows SVG or XML file uploads in frontend forms and you don't already validate or sanitize uploaded SVG or XML files.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n### Patches\n\n#### Uploads in the Panel\n\nThe problem has been patched in Kirby 3.5.4 by validating uploaded SVG and XML files and rejecting potentially harmful files. Plea","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.5.4"]}],"null_published_at":"2026-11-06T00:29:57.249Z","source_updated_at":"2026-07-08T06:28:27.942Z","source_disclosed_at":"2021-04-30T17:30:06.000Z","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":"2026-10-31T21:42:31.003Z"},{"id":"NVI-00006097","kind":"vulnerability","title":"Cross-site scripting (XSS) from unsanitized uploaded SVG files in Kirby","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-qgp4-5qx6-548g","CVE-2021-29460"],"plain_summary":"OSV carries this publisher advisory for 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 3.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"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-691022a6e3172986671020ec1043f909"],"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":"2026-06-17T03:47:41.207Z","value":"3.5 LOW (2.0)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-67bdd78228aa492099d076acc6ee24ac"},{"kind":"CVSS","as_of":"2026-06-17T03:47:41.207Z","value":"7.6 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-67bdd78228aa492099d076acc6ee24ac"},{"kind":"CVSS","as_of":"2026-06-17T03:47:41.207Z","value":"5.4 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-67bdd78228aa492099d076acc6ee24ac"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"3.174%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.88045. Missing scores are unknown.","source_id":"sr-691022a6e3172986671020ec1043f909"}],"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-a71bb1838853e49a5fbb340a874abc0a","url":"https://github.com/advisories/GHSA-qgp4-5qx6-548g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qgp4-5qx6-548g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.003Z"},{"id":"sr-67bdd78228aa492099d076acc6ee24ac","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29460","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2021-29460","publisher":"NIST National Vulnerability Database","observed_at":"2026-10-31T23:13:08.840Z"},{"id":"sr-691022a6e3172986671020ec1043f909","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-2021-29460","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### Impact\n\nAn editor with write access to the Kirby Panel can upload an SVG or XML file that contains harmful content like `` tags. The direct link to that file can be sent to other users or visitors of the site. If the victim opens that link in a browser where they are logged in to Kirby, the script will run and can for example trigger requests to Kirby's API with the permissions of the victim.\n\nThis vulnerability is critical if you might have potential attackers in your group of authenticated Panel users. They can escalate their privileges if they get access to the Panel session of an admin user. Depending on your site, other JavaScript-powered attacks are possible.\n\nVisitors without Panel access can only use this attack vector if your site allows SVG or XML file uploads in frontend forms and you don't already validate or sanitize uploaded SVG or XML files.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n### Patches\n\n#### Uploads in the Panel\n\nThe problem has been patched in Kirby 3.5.4 by validating uploaded SVG and XML files and rejecting potentially harmful files. Plea","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.5.4"]}],"null_published_at":"2026-11-02T20:21:10.307Z","source_updated_at":"2026-07-08T06:28:27.942Z","source_disclosed_at":"2021-04-30T17:30:06.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:31.003Z"},{"id":"NVI-00006097","kind":"vulnerability","title":"Cross-site scripting (XSS) from unsanitized uploaded SVG files in Kirby","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-qgp4-5qx6-548g","CVE-2021-29460"],"plain_summary":"OSV carries this publisher advisory for 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 3.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"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-691022a6e3172986671020ec1043f909"],"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":"3.174%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.88045. Missing scores are unknown.","source_id":"sr-691022a6e3172986671020ec1043f909"}],"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-a71bb1838853e49a5fbb340a874abc0a","url":"https://github.com/advisories/GHSA-qgp4-5qx6-548g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qgp4-5qx6-548g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.003Z"},{"id":"sr-691022a6e3172986671020ec1043f909","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-2021-29460","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:03.704Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### Impact\n\nAn editor with write access to the Kirby Panel can upload an SVG or XML file that contains harmful content like `` tags. The direct link to that file can be sent to other users or visitors of the site. If the victim opens that link in a browser where they are logged in to Kirby, the script will run and can for example trigger requests to Kirby's API with the permissions of the victim.\n\nThis vulnerability is critical if you might have potential attackers in your group of authenticated Panel users. They can escalate their privileges if they get access to the Panel session of an admin user. Depending on your site, other JavaScript-powered attacks are possible.\n\nVisitors without Panel access can only use this attack vector if your site allows SVG or XML file uploads in frontend forms and you don't already validate or sanitize uploaded SVG or XML files.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n### Patches\n\n#### Uploads in the Panel\n\nThe problem has been patched in Kirby 3.5.4 by validating uploaded SVG and XML files and rejecting potentially harmful files. Plea","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.5.4"]}],"null_published_at":"2026-11-01T01:45:40.745Z","source_updated_at":"2026-07-08T06:28:27.942Z","source_disclosed_at":"2021-04-30T17:30:06.000Z","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":"2026-10-31T21:42:31.003Z"},{"id":"NVI-00006097","kind":"vulnerability","title":"Cross-site scripting (XSS) from unsanitized uploaded SVG files in Kirby","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-qgp4-5qx6-548g","CVE-2021-29460"],"plain_summary":"OSV carries this publisher advisory for 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 3.5.4 for getkirby/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"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-a71bb1838853e49a5fbb340a874abc0a","url":"https://github.com/advisories/GHSA-qgp4-5qx6-548g","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-qgp4-5qx6-548g","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:31.003Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a71bb1838853e49a5fbb340a874abc0a"],"technology":"getkirby/cms","known_exclusions":[],"conditions_summary":"### Impact\n\nAn editor with write access to the Kirby Panel can upload an SVG or XML file that contains harmful content like `` tags. The direct link to that file can be sent to other users or visitors of the site. If the victim opens that link in a browser where they are logged in to Kirby, the script will run and can for example trigger requests to Kirby's API with the permissions of the victim.\n\nThis vulnerability is critical if you might have potential attackers in your group of authenticated Panel users. They can escalate their privileges if they get access to the Panel session of an admin user. Depending on your site, other JavaScript-powered attacks are possible.\n\nVisitors without Panel access can only use this attack vector if your site allows SVG or XML file uploads in frontend forms and you don't already validate or sanitize uploaded SVG or XML files.\n\nThe attack requires user interaction by another user or visitor and *cannot* be automated.\n\n### Patches\n\n#### Uploads in the Panel\n\nThe problem has been patched in Kirby 3.5.4 by validating uploaded SVG and XML files and rejecting potentially harmful files. Plea","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 3.5.4"]}],"null_published_at":"2026-10-31T22:13:05.858Z","source_updated_at":"2026-07-08T06:28:27.942Z","source_disclosed_at":"2021-04-30T17:30:06.000Z","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":"2026-10-31T21:42:31.003Z"}],"next_cursor":null,"snapshot_revision":"42594"}