CVE-2026-92601 Guns through 8.3.5 Improper Access Control via SysNoticeController
Authenticated users without roles can create, edit, or delete system-wide notices due to missing authorization checks in the notice controller.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-92601?
CVE-2026-92601 is a high-severity missing authorization vulnerability in stylefeng Guns, published on 16 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Guns through 8.3.5 contains an improper access control vulnerability in SysNoticeController where requiredPermission defaults to false and is not overridden by any action methods. Authenticated users without assigned roles can exploit this to create, edit, delete, publish and retract system-wide notices affecting arbitrary users and departments.
Weakness: CWE-862
Which versions are affected by CVE-2026-92601?
How do I fix CVE-2026-92601?
No fix has been published for CVE-2026-92601 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-92601 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-92601 exists.
Sources
Also known as GHSA-3jcw-728q-x66v.