In short
- CVE-2026-44655 is a HIGH (CVSS 8.6) vulnerability affecting mantisbt/mantisbt.
- Chance of exploitation in the next 30 days (EPSS): 0.30%, higher than 22.5% of all vulnerabilities.
- Fix: update to 2.28.2 or later.
| Package | Affected versions | Patched versions |
|---|
| mantisbt/mantisbt Packagist | ≥ 1.3.0, < 2.28.2
| 2.28.2
|
Description
Unescaped Project Name allows an attacker that can set it (which typically requires manager or administrator access level) to inject HTML in Move Attachments admin page.
Impact
Cross-site scripting (XSS).
This is mitigated by Content Security Policy which restricts scripts execution.
Patches
- 5cb4b469295889f5d2b01677c9bf82c143e0fdaa
Workarounds
None
NVD description
Mantis Bug Tracker (MantisBT) is an open source issue tracker. From 1.3.0 to 2.28.1, unescaped Project Name allows an attacker that can set it (which typically requires manager or administrator access level) to inject HTML in Move Attachments admin page. This vulnerability is fixed in 2.28.2.
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