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  5. CVE-2026-44655

CVE-2026-44655: MantisBT has Stored XSS on Move Attachments Admin Page

May 11, 2026

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.

References

  • github.com/advisories/GHSA-7mqj-8gj2-cg59
  • github.com/mantisbt/mantisbt/commit/5cb4b469295889f5d2b01677c9bf82c143e0fdaa
  • github.com/mantisbt/mantisbt/security/advisories/GHSA-7mqj-8gj2-cg59
  • mantisbt.org/bugs/view.php?id=37099
  • nvd.nist.gov/vuln/detail/CVE-2026-44655

Code Behaviors & Features

Detect and mitigate CVE-2026-44655 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions starting from 1.3.0 before 2.28.2

Fixed versions

  • 2.28.2

Solution

Upgrade to version 2.28.2 or above.

Impact 7.2 HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

packagist/mantisbt/mantisbt/CVE-2026-44655.yml

Spotted a mistake? Edit the file on GitLab.

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