high7.5
CVE-2026-44657
Mantis Bug Tracker (MantisBT) is an open source issue tracker.
Impact
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Prior to 2.28.2, using show_inline=1 parameter and a valid file_show_inline_token CSRF token on file_download.php, an attacker can execute code by uploading a crafted XHTML attachment referencing a JavaScript attachment. This vulnerability is fixed in 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-p6fr-rxq7-xcg8
- https://github.com/mantisbt/mantisbt/security/advisories/GHSA-9c3j-xm6v-j7j3
- https://github.com/mantisbt/mantisbt/security/advisories/GHSA-p6fr-rxq7-xcg8
- https://github.com/mantisbt/mantisbt/commit/26647b2e68ba30b9d7987d4e03d7a16416684bc2
- https://mantisbt.org/bugs/view.php?id=37020
- https://nvd.nist.gov/vuln/detail/CVE-2026-44657