{"action":"Upgrade mantisbt/mantisbt to 2.28.4 or later.","affected":[{"fixed":"2.28.4","introduced":"0"}],"component":"mantisbt/mantisbt","cve_ids":["CVE-2026-52847"],"ecosystem":"Packagist","exploited":false,"fixed_versions":["2.28.4"],"ghsa_id":"GHSA-77x8-3v3h-hrhv","id":"tcs_01M5KEXTFBQ4VF7NVDVHCB024S","modified_at":"2026-07-15T18:41:49.232123Z","published_at":"2026-07-15T18:25:36Z","references":["https://osv.dev/vulnerability/GHSA-77x8-3v3h-hrhv","https://github.com/mantisbt/mantisbt/security/advisories/GHSA-77x8-3v3h-hrhv","https://github.com/mantisbt/mantisbt/commit/0f32ceabadc745239754962df91a51d5d51e3fd7","https://github.com/mantisbt/mantisbt/commit/f2191a0d8ce438bf74171d496cf721dae025a5c0","https://github.com/mantisbt/mantisbt","https://mantisbt.org/bugs/view.php?id=37103"],"severity":{"label":"critical"},"sources":[{"source":"osv","source_id":"GHSA-77x8-3v3h-hrhv","url":"https://osv.dev/vulnerability/GHSA-77x8-3v3h-hrhv"}],"summary":"MantisBT: Reflected XSS in admin/install.php"}