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CVE-2026-33052: MantisBT Has Authorization Bypass in Global Profile Creation

May 11, 2026 (updated May 19, 2026)

MantisBT allows a low-privileged authenticated user having add_profile_threshold to create a global profile despite not having manage_global_profile_threshold, by tampering with the user_id parameter in a valid profile creation request.

References

  • github.com/advisories/GHSA-68w5-w573-q2r8
  • github.com/mantisbt/mantisbt/commit/3f952e68fa864e0e60abc3e84adecf3cfa84c75e
  • github.com/mantisbt/mantisbt/releases/tag/release-2.28.2
  • github.com/mantisbt/mantisbt/security/advisories/GHSA-68w5-w573-q2r8
  • mantisbt.org/bugs/view.php?id=36974
  • nvd.nist.gov/vuln/detail/CVE-2026-33052

Code Behaviors & Features

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Affected versions

All versions starting from 2.28.0 before 2.28.2

Fixed versions

  • 2.28.2

Solution

Upgrade to version 2.28.2 or above.

Impact 4.3 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-639: Authorization Bypass Through User-Controlled Key

Source file

packagist/mantisbt/mantisbt/CVE-2026-33052.yml

Spotted a mistake? Edit the file on GitLab.

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