CVE-2026-92600 Guns through 8.3.5 Information Disclosure via Missing Permission Check
Authenticated attackers can access sensitive user data via endpoints lacking permission checks in the Guns web application.
- 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-2026-92600?
CVE-2026-92600 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 information disclosure vulnerability in SysUserController where /sysUser/detail and /sysUser/page endpoints omit requiredPermission configuration, causing the permission interceptor to skip RBAC validation for authenticated users. Attackers with any valid login token can retrieve sensitive user information including account names, real names, email addresses, phone numbers, last login IPs, and role assignments for all users in the system.
Weakness: CWE-862
Which versions are affected by CVE-2026-92600?
How do I fix CVE-2026-92600?
No fix has been published for CVE-2026-92600 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-2026-92600 being exploited?
There is no known exploitation of CVE-2026-92600 in the wild and no public exploit code.
Sources
Also known as GHSA-9f7f-38p2-62c4.