CVE-2026-33052
MantisBT: Authorization Bypass in Global Profile Creation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.0 and 2.28.1 allow a low-privileged authenticated user assigned the "add_profile_threshold" permission 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. This issue has been fixed in version 2.28.2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
5.3
MantisBT: Authorization Bypass in Global Profile Creation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.0 and 2.28.1 allow a low-privileged authenticated user assigned the "add_profile_threshold" permission 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. This issue has been fixed in version 2.28.2.
- Record
CVE-2026-33052- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-639
- Updated
- 2026-11-02
EUVDEUVD-2026-30820
5.3
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.0 and 2.28.1 allow a low-privileged authenticated user assigned the "add_profile_threshold" permission 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. This issue has been fixed in version 2.28.2.
- Record
EUVD-2026-30820- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-68w5-w573-q2r8
5.3
MantisBT Has Authorization Bypass in Global Profile Creation
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.
Impact
Authentication bypass
Patches
- 3f952e68fa864e0e60abc3e84adecf3cfa84c75e
Workarounds
None
Credits
Thanks to Vishal Shukla for discovering and responsibly reporting the issues.
- Record
GHSA-68w5-w573-q2r8- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-639
- Updated
- 2026-11-02
NVD
5.3
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.0 and 2.28.1 allow a low-privileged authenticated user assigned the "add_profile_threshold" permission 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. This issue has been fixed in version 2.28.2.
- Record
CVE-2026-33052- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-639
- Updated
- 2026-11-02
OSV
5.3
MantisBT: Authorization Bypass in Global Profile Creation
Mantis Bug Tracker (MantisBT) is an open source issue tracker. Versions 2.28.0 and 2.28.1 allow a low-privileged authenticated user assigned the "add_profile_threshold" permission 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. This issue has been fixed in version 2.28.2.
- Record
CVE-2026-33052- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-639
- Updated
- 2026-11-02
OSVGHSA-68w5-w573-q2r8
5.3
MantisBT Has Authorization Bypass in Global Profile Creation
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.
Impact
Authentication bypass
Patches
- 3f952e68fa864e0e60abc3e84adecf3cfa84c75e
Workarounds
None
Credits
Thanks to Vishal Shukla for discovering and responsibly reporting the issues.
- Record
GHSA-68w5-w573-q2r8- CVSS 4.0
- 5.3 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-639
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mantisbt/mantisbtPackagist |
2.28.0 up to 2.28.2 | 2.28.2 |
mantisbt/mantisbtPackagist |
2.28.0 up to 2.28.2, plus listed versions 2.28.1 |
2.28.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-33052 is a medium vulnerability (CVSS 5.3) in Mantisbt, published May 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. Fixed in mantisbt/mantisbt 2.28.2.
References
github.com/mantisbt/mantisbt/security/advisories/GHSA-68w5-w573-q2r8
github.com/mantisbt/mantisbt/commit/3f952e68fa864e0e60abc3e84adecf3cfa84c75e
mantisbt.org/bugs/view.php?id=36974
github.com/mantisbt/mantisbt/releases/tag/release-2.28.2
nvd.nist.gov/vuln/detail/CVE-2026-33052
github.com/advisories/GHSA-68w5-w573-q2r8
github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33052.json
github.com/mantisbt/mantisbt