{"action":"Upgrade mantisbt/mantisbt to 2.28.2 or later.","affected":[{"fixed":"2.28.2","introduced":"0"}],"component":"mantisbt/mantisbt","cve_ids":["CVE-2026-34744"],"ecosystem":"Packagist","epss":0.00362,"exploited":false,"fixed_versions":["2.28.2"],"ghsa_id":"GHSA-rmp5-5jj7-gmvf","id":"tcs_01M5KF8DCNJDXHQN8XNBCA1GMJ","modified_at":"2026-09-10T03:50:47.465099770Z","published_at":"2026-05-11T19:32:36Z","references":["https://osv.dev/vulnerability/GHSA-rmp5-5jj7-gmvf","https://github.com/mantisbt/mantisbt/security/advisories/GHSA-rmp5-5jj7-gmvf","https://nvd.nist.gov/vuln/detail/CVE-2026-34744","https://github.com/mantisbt/mantisbt/commit/de7bdeec36de066235e38a77bf056917d951c84d","https://github.com/mantisbt/mantisbt","https://mantisbt.org/bugs/view.php?id=36977"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-rmp5-5jj7-gmvf","url":"https://osv.dev/vulnerability/GHSA-rmp5-5jj7-gmvf"},{"source":"nvd","source_id":"CVE-2026-34744","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34744"}],"summary":"MantisBT has an authorization bypass that allows reading attachments after losing access to a private issue"}