CVE-2026-44655

high

Published 2026-05-11 · Modified 2026-05-29

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

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CVSS v4 NEW

8.6

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

VIR risk

8.0

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.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Packagist	mantisbt/mantisbt	`>=1.3.0,<=2.28.1`
Packagist	mantisbt/mantisbt	`>=1.3.0,<2.28.2`	`2.28.2`
COMPOSER	mantisbt/mantisbt	`>= 1.3.0, <= 2.28.1`	`2.28.2`

References

CWEs

CWE-79

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.