{"items":[{"id":"NVI-00007413","kind":"vulnerability","title":"CodeIgniter4 has a validation bypass when uploading file extensions via `ext_in` rule","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-2gr4-ppc7-7mhx","CVE-2026-48062"],"plain_summary":"OSV carries this publisher advisory for codeigniter4/framework. 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 4.7.3 for codeigniter4/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"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-2c59ce26ffd107b1e56ea732f9c2097a"],"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":"2026-07-23T16:04:11.740Z","value":"9.8 CRITICAL (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-97405881a5d652ad296de3b6e2f3e797"},{"kind":"EPSS","as_of":"2026-11-02T12:00:30.000Z","value":"0.775%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.55782. Missing scores are unknown.","source_id":"sr-2c59ce26ffd107b1e56ea732f9c2097a"}],"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-dac343a45d1a76f70ee023b3ec7c76b5","url":"https://github.com/advisories/GHSA-2gr4-ppc7-7mhx","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-2gr4-ppc7-7mhx","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:40.017Z"},{"id":"sr-97405881a5d652ad296de3b6e2f3e797","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48062","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-48062","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:22.913Z"},{"id":"sr-2c59ce26ffd107b1e56ea732f9c2097a","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-2026-48062","publisher":"FIRST EPSS","observed_at":"2026-11-02T20:15:58.855Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"technology":"codeigniter4/framework","known_exclusions":[],"conditions_summary":"### Impact\nThe `ext_in` upload validation rule checked the MIME-derived guessed extension instead of the client-provided filename extension. As a result, an uploaded file named `shell.php` containing GIF-like content could pass validation such as:\n```\nuploaded[avatar]|is_image[avatar]|mime_in[avatar,image/gif]|ext_in[avatar,gif]\n```\nbecause the detected MIME type maps to `gif`, even though the uploaded filename extension is `php`.\n\nApplications are impacted if they:\n- accept user-controlled uploads,\n- rely on `ext_in` to validate the uploaded filename extension,\n- save uploaded files using the original client filename: `$file->move($path)`,\n- store uploads in a web-accessible directory,\n- and allow PHP or other executable files to run from that directory.\n\nIn those conditions, this may lead to arbitrary code execution. The default application does not expose such an upload endpoint.\n\n### Patches\nUpgrade to v4.7.3 or later.\n\n### Workarounds\n- Save uploads outside the public web root, preferably under `writable/uploads`\n- Use `$file->store()` or `$file->move($path, $file->getRandomName())` instead of preserving the original filename\n- Disable script execution in any public upload dir","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.7.3"]}],"null_published_at":"2026-11-08T19:53:38.916Z","source_updated_at":"2026-09-10T03:51:07.468Z","source_disclosed_at":"2026-06-11T17:16:09.000Z","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":"2026-10-31T21:41:40.017Z"},{"id":"NVI-00007413","kind":"vulnerability","title":"CodeIgniter4 has a validation bypass when uploading file extensions via `ext_in` rule","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-2gr4-ppc7-7mhx","CVE-2026-48062"],"plain_summary":"OSV carries this publisher advisory for codeigniter4/framework. 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 4.7.3 for codeigniter4/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"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-0fc2ebbdc2825f35aeb442b8ac630f63"],"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":"2026-07-23T16:04:11.740Z","value":"9.8 CRITICAL (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-97405881a5d652ad296de3b6e2f3e797"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.775%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.5579. Missing scores are unknown.","source_id":"sr-0fc2ebbdc2825f35aeb442b8ac630f63"}],"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-dac343a45d1a76f70ee023b3ec7c76b5","url":"https://github.com/advisories/GHSA-2gr4-ppc7-7mhx","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-2gr4-ppc7-7mhx","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:40.017Z"},{"id":"sr-97405881a5d652ad296de3b6e2f3e797","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48062","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-48062","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:22.913Z"},{"id":"sr-0fc2ebbdc2825f35aeb442b8ac630f63","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-2026-48062","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.281Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"technology":"codeigniter4/framework","known_exclusions":[],"conditions_summary":"### Impact\nThe `ext_in` upload validation rule checked the MIME-derived guessed extension instead of the client-provided filename extension. As a result, an uploaded file named `shell.php` containing GIF-like content could pass validation such as:\n```\nuploaded[avatar]|is_image[avatar]|mime_in[avatar,image/gif]|ext_in[avatar,gif]\n```\nbecause the detected MIME type maps to `gif`, even though the uploaded filename extension is `php`.\n\nApplications are impacted if they:\n- accept user-controlled uploads,\n- rely on `ext_in` to validate the uploaded filename extension,\n- save uploaded files using the original client filename: `$file->move($path)`,\n- store uploads in a web-accessible directory,\n- and allow PHP or other executable files to run from that directory.\n\nIn those conditions, this may lead to arbitrary code execution. The default application does not expose such an upload endpoint.\n\n### Patches\nUpgrade to v4.7.3 or later.\n\n### Workarounds\n- Save uploads outside the public web root, preferably under `writable/uploads`\n- Use `$file->store()` or `$file->move($path, $file->getRandomName())` instead of preserving the original filename\n- Disable script execution in any public upload dir","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.7.3"]}],"null_published_at":"2026-11-04T18:04:07.066Z","source_updated_at":"2026-09-10T03:51:07.468Z","source_disclosed_at":"2026-06-11T17:16:09.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:40.017Z"},{"id":"NVI-00007413","kind":"vulnerability","title":"CodeIgniter4 has a validation bypass when uploading file extensions via `ext_in` rule","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-2gr4-ppc7-7mhx","CVE-2026-48062"],"plain_summary":"OSV carries this publisher advisory for codeigniter4/framework. 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 4.7.3 for codeigniter4/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"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-0fc2ebbdc2825f35aeb442b8ac630f63"],"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":"2026-11-01T12:00:16.000Z","value":"0.775%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.5579. Missing scores are unknown.","source_id":"sr-0fc2ebbdc2825f35aeb442b8ac630f63"}],"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-dac343a45d1a76f70ee023b3ec7c76b5","url":"https://github.com/advisories/GHSA-2gr4-ppc7-7mhx","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-2gr4-ppc7-7mhx","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:40.017Z"},{"id":"sr-0fc2ebbdc2825f35aeb442b8ac630f63","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-2026-48062","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.281Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"technology":"codeigniter4/framework","known_exclusions":[],"conditions_summary":"### Impact\nThe `ext_in` upload validation rule checked the MIME-derived guessed extension instead of the client-provided filename extension. As a result, an uploaded file named `shell.php` containing GIF-like content could pass validation such as:\n```\nuploaded[avatar]|is_image[avatar]|mime_in[avatar,image/gif]|ext_in[avatar,gif]\n```\nbecause the detected MIME type maps to `gif`, even though the uploaded filename extension is `php`.\n\nApplications are impacted if they:\n- accept user-controlled uploads,\n- rely on `ext_in` to validate the uploaded filename extension,\n- save uploaded files using the original client filename: `$file->move($path)`,\n- store uploads in a web-accessible directory,\n- and allow PHP or other executable files to run from that directory.\n\nIn those conditions, this may lead to arbitrary code execution. The default application does not expose such an upload endpoint.\n\n### Patches\nUpgrade to v4.7.3 or later.\n\n### Workarounds\n- Save uploads outside the public web root, preferably under `writable/uploads`\n- Use `$file->store()` or `$file->move($path, $file->getRandomName())` instead of preserving the original filename\n- Disable script execution in any public upload dir","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.7.3"]}],"null_published_at":"2026-11-03T17:49:18.466Z","source_updated_at":"2026-09-10T03:51:07.468Z","source_disclosed_at":"2026-06-11T17:16:09.000Z","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":"2026-10-31T21:41:40.017Z"},{"id":"NVI-00007413","kind":"vulnerability","title":"CodeIgniter4 has a validation bypass when uploading file extensions via `ext_in` rule","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-2gr4-ppc7-7mhx","CVE-2026-48062"],"plain_summary":"OSV carries this publisher advisory for codeigniter4/framework. 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 4.7.3 for codeigniter4/framework. Confirm the publisher’s latest guidance.","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"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-dac343a45d1a76f70ee023b3ec7c76b5","url":"https://github.com/advisories/GHSA-2gr4-ppc7-7mhx","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-2gr4-ppc7-7mhx","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:40.017Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-dac343a45d1a76f70ee023b3ec7c76b5"],"technology":"codeigniter4/framework","known_exclusions":[],"conditions_summary":"### Impact\nThe `ext_in` upload validation rule checked the MIME-derived guessed extension instead of the client-provided filename extension. As a result, an uploaded file named `shell.php` containing GIF-like content could pass validation such as:\n```\nuploaded[avatar]|is_image[avatar]|mime_in[avatar,image/gif]|ext_in[avatar,gif]\n```\nbecause the detected MIME type maps to `gif`, even though the uploaded filename extension is `php`.\n\nApplications are impacted if they:\n- accept user-controlled uploads,\n- rely on `ext_in` to validate the uploaded filename extension,\n- save uploaded files using the original client filename: `$file->move($path)`,\n- store uploads in a web-accessible directory,\n- and allow PHP or other executable files to run from that directory.\n\nIn those conditions, this may lead to arbitrary code execution. The default application does not expose such an upload endpoint.\n\n### Patches\nUpgrade to v4.7.3 or later.\n\n### Workarounds\n- Save uploads outside the public web root, preferably under `writable/uploads`\n- Use `$file->store()` or `$file->move($path, $file->getRandomName())` instead of preserving the original filename\n- Disable script execution in any public upload dir","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.7.3"]}],"null_published_at":"2026-10-31T22:13:14.336Z","source_updated_at":"2026-09-10T03:51:07.468Z","source_disclosed_at":"2026-06-11T17:16:09.000Z","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":"2026-10-31T21:41:40.017Z"}],"next_cursor":null,"snapshot_revision":"42594"}