{"action":"Upgrade mantisbt/mantisbt to 2.28.2 or later.","affected":[{"fixed":"2.28.2","introduced":"0"}],"component":"mantisbt/mantisbt","cve_ids":["CVE-2026-40597"],"ecosystem":"Packagist","epss":0.00498,"exploited":false,"fixed_versions":["2.28.2"],"ghsa_id":"GHSA-9c3j-xm6v-j7j3","id":"tcs_01M5KEZXTC57V8QRM41RYDG64Z","modified_at":"2026-09-10T03:51:05.076582633Z","published_at":"2026-05-11T19:34:48Z","references":["https://osv.dev/vulnerability/GHSA-9c3j-xm6v-j7j3","https://github.com/mantisbt/mantisbt/security/advisories/GHSA-9c3j-xm6v-j7j3","https://nvd.nist.gov/vuln/detail/CVE-2026-40597","https://github.com/mantisbt/mantisbt/commit/9e3bee2e7b909f4e3596985892b8bc8bee9e0bfe","https://github.com/mantisbt/mantisbt","https://mantisbt.org/bugs/view.php?id=37016"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-9c3j-xm6v-j7j3","url":"https://osv.dev/vulnerability/GHSA-9c3j-xm6v-j7j3"}],"summary":"MantisBT has a Content Security Policy bypass via attachments"}