{"id":"CVE-2026-34754","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-34754","generatedAt":"2026-10-28T01:44:54.356Z","title":"Versions 2.28.1 and prior allow an authenticated user to upload attachments to private Issues they are not authorized to access.","description":"Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.1 and prior allow an authenticated user to upload attachments to private Issues they are not authorized to access. This issue has been fixed in version 2.28.2.","published":"2026-05-20T00:16:35.000Z","lastModified":"2026-07-24T09:10:00.000Z","status":"Deferred","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"cwe":["CWE-284"],"affected":[],"epss":{"score":0.00248,"percentile":0.15923,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.25%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/mantisbt/mantisbt/commit/b262b4d2835b81394d75356dead66e52a6275206","source":"security-advisories@github.com"},{"url":"https://github.com/mantisbt/mantisbt/security/advisories/GHSA-h4x5-gvx6-3rwc","source":"security-advisories@github.com"},{"url":"https://mantisbt.org/bugs/view.php?id=36976","source":"security-advisories@github.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-34754","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}