CVE-2026-33052 MantisBT: Authorization Bypass in Global Profile Creation
Low-privileged users can create global profiles by tampering with user_id, bypassing authorization checks in MantisBT.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-33052?
CVE-2026-33052 is a medium-severity missing authorization vulnerability in mantisbt, published on 19 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Weakness: CWE-639
Which versions are affected by CVE-2026-33052?
2 open source packages ship an affected version, including mantisbt/mantisbt.
| Package | Affected | Fixed in |
|---|---|---|
mantisbt/mantisbt Packagist | From 2.28.0 | 2.28.2 |
mantisbt/mantisbt Packagist | From 2.28.0 | 2.28.2 |
How do I fix CVE-2026-33052?
Upgrade mantisbt/mantisbt to 2.28.2 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-33052 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-33052 exists.
Sources
Also known as GHSA-68w5-w573-q2r8.