{"items":[{"id":"NVI-00003620","kind":"vulnerability","title":"MantisBT has a Content Security Policy bypass via attachments","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-9c3j-xm6v-j7j3","CVE-2026-40597"],"plain_summary":"OSV carries this publisher advisory for mantisbt/mantisbt. 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 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-450c2661ffe120c6e3b23b2d116c48df"],"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-d6ff4f3ecac134578f5b78c6380122a0"],"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":"2026-07-23T16:10:00.137Z","value":"7.6 HIGH (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-89b2df7132c55ebc6dfbd5d816dd6c2f"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.498%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.42709. Missing scores are unknown.","source_id":"sr-d6ff4f3ecac134578f5b78c6380122a0"}],"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-450c2661ffe120c6e3b23b2d116c48df","url":"https://github.com/advisories/GHSA-9c3j-xm6v-j7j3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9c3j-xm6v-j7j3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.684Z"},{"id":"sr-89b2df7132c55ebc6dfbd5d816dd6c2f","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40597","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-40597","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:23:52.242Z"},{"id":"sr-d6ff4f3ecac134578f5b78c6380122a0","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-2026-40597","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.378Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-450c2661ffe120c6e3b23b2d116c48df"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's _script-src_ directive by uploading a crafted attachment to any issue that, when accessed via the _file_download.php_ link, will be downloaded with a valid JavaScript MIME type resulting in script execution.\n\nThe uploaded payload must be sniffed as a valid JavaScript MIME type by PHP finfo (see file_create_finfo() API function). Non-JavaScript MIME types will not get imported in a `` tag by the browser, due to response header X-Content-Type-Options being set to _nosniff_, which requires all imported JavaScript files to be a valid JavaScript MIME type.\n\n### Impact\nCross-site scripting\n\n### Patches\n- 9e3bee2e7b909f4e3596985892b8bc8bee9e0bfe\n\n### Workarounds\nNone\n\n### Credits\nThanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-11-08T01:52:04.815Z","source_updated_at":"2026-09-10T03:51:05.076Z","source_disclosed_at":"2026-05-11T19:34:48.000Z","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":"2026-10-31T21:42:10.684Z"},{"id":"NVI-00003620","kind":"vulnerability","title":"MantisBT has a Content Security Policy bypass via attachments","revision":2,"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-9c3j-xm6v-j7j3","CVE-2026-40597"],"plain_summary":"OSV carries this publisher advisory for mantisbt/mantisbt. 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 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-450c2661ffe120c6e3b23b2d116c48df"],"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-89b2df7132c55ebc6dfbd5d816dd6c2f"],"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":"2026-07-23T16:10:00.137Z","value":"7.6 HIGH (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-89b2df7132c55ebc6dfbd5d816dd6c2f"}],"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-450c2661ffe120c6e3b23b2d116c48df","url":"https://github.com/advisories/GHSA-9c3j-xm6v-j7j3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9c3j-xm6v-j7j3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.684Z"},{"id":"sr-89b2df7132c55ebc6dfbd5d816dd6c2f","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40597","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-40597","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:23:52.242Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-450c2661ffe120c6e3b23b2d116c48df"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's _script-src_ directive by uploading a crafted attachment to any issue that, when accessed via the _file_download.php_ link, will be downloaded with a valid JavaScript MIME type resulting in script execution.\n\nThe uploaded payload must be sniffed as a valid JavaScript MIME type by PHP finfo (see file_create_finfo() API function). Non-JavaScript MIME types will not get imported in a `` tag by the browser, due to response header X-Content-Type-Options being set to _nosniff_, which requires all imported JavaScript files to be a valid JavaScript MIME type.\n\n### Impact\nCross-site scripting\n\n### Patches\n- 9e3bee2e7b909f4e3596985892b8bc8bee9e0bfe\n\n### Workarounds\nNone\n\n### Credits\nThanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-11-03T17:49:21.363Z","source_updated_at":"2026-09-10T03:51:05.076Z","source_disclosed_at":"2026-05-11T19:34:48.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.684Z"},{"id":"NVI-00003620","kind":"vulnerability","title":"MantisBT has a Content Security Policy bypass via attachments","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9c3j-xm6v-j7j3","CVE-2026-40597"],"plain_summary":"OSV carries this publisher advisory for mantisbt/mantisbt. 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 2.28.2 for mantisbt/mantisbt. Confirm the publisher’s latest guidance.","source_ids":["sr-450c2661ffe120c6e3b23b2d116c48df"],"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-450c2661ffe120c6e3b23b2d116c48df","url":"https://github.com/advisories/GHSA-9c3j-xm6v-j7j3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-9c3j-xm6v-j7j3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.684Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-450c2661ffe120c6e3b23b2d116c48df"],"technology":"mantisbt/mantisbt","known_exclusions":[],"conditions_summary":"Given any pre-existing XSS / HTML injection vulnerability, an attacker can bypass the Content Security Policy's _script-src_ directive by uploading a crafted attachment to any issue that, when accessed via the _file_download.php_ link, will be downloaded with a valid JavaScript MIME type resulting in script execution.\n\nThe uploaded payload must be sniffed as a valid JavaScript MIME type by PHP finfo (see file_create_finfo() API function). Non-JavaScript MIME types will not get imported in a `` tag by the browser, due to response header X-Content-Type-Options being set to _nosniff_, which requires all imported JavaScript files to be a valid JavaScript MIME type.\n\n### Impact\nCross-site scripting\n\n### Patches\n- 9e3bee2e7b909f4e3596985892b8bc8bee9e0bfe\n\n### Workarounds\nNone\n\n### Credits\nThanks to siunam (Tang Cheuk Hei) for discovering and responsibly reporting the issue.","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 2.28.2"]}],"null_published_at":"2026-10-31T22:12:48.024Z","source_updated_at":"2026-09-10T03:51:05.076Z","source_disclosed_at":"2026-05-11T19:34:48.000Z","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":"2026-10-31T21:42:10.684Z"}],"next_cursor":null,"snapshot_revision":"42594"}