medium5.3
CVE-2026-34970
MantisBT: Bugnote Revision Page Leaks Private Issue Metadata After Issue Access Is Revoked
Impact
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.1 and prior allow a bugnote author to access the note's Revisions page after losing access to the parent private issue. This issue has been fixed in version 2.28.2.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | mantisbt/mantisbt | <= 2.28.1 | 2.28.2 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-crmx-4p49-46m2
- https://github.com/mantisbt/mantisbt/security/advisories/GHSA-crmx-4p49-46m2
- https://github.com/mantisbt/mantisbt/commit/71df1f67e05b2050cd4bd87839e6cc13747cf03f
- https://mantisbt.org/bugs/view.php?id=36978
- https://nvd.nist.gov/vuln/detail/CVE-2026-34970