{"action":"Upgrade mantisbt/mantisbt to 2.28.4 or later.","affected":[{"fixed":"2.28.4","introduced":"0"}],"component":"mantisbt/mantisbt","cve_ids":["CVE-2026-52881"],"ecosystem":"Packagist","exploited":false,"fixed_versions":["2.28.4"],"ghsa_id":"GHSA-vcrw-4xvv-jh49","id":"tcs_01M5KF935T3FR7Y8Y6KEHRPQ7S","modified_at":"2026-07-15T19:11:50.525745Z","published_at":"2026-07-15T18:34:36Z","references":["https://osv.dev/vulnerability/GHSA-vcrw-4xvv-jh49","https://github.com/mantisbt/mantisbt/security/advisories/GHSA-vcrw-4xvv-jh49","https://github.com/mantisbt/mantisbt/commit/297773fbb238c39a153bd888431b41a176132098","https://github.com/mantisbt/mantisbt","https://mantisbt.org/bugs/view.php?id=37103"],"severity":{"label":"critical"},"sources":[{"source":"osv","source_id":"GHSA-vcrw-4xvv-jh49","url":"https://osv.dev/vulnerability/GHSA-vcrw-4xvv-jh49"}],"summary":"MantisBT: Reflected XSS in admin/install.php via unescaped printf"}