CVE-2025-67091 Race condition in n/a

Medium 6.5 Published Updated

Attackers can exploit a race condition in the opkg wrapper script to escalate privileges to root on GL.iNet AX1800 routers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-67091?

CVE-2025-67091 is a medium-severity vulnerability in n/a, published on 8 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An issue in GL Inet GL.Inet AX1800 Version 4.6.4 & 4.6.8 are vulnerable. GL.Inet AX1800 Version 4.6.4 & 4.6.8 in the GL.iNet custom opkg wrapper script located at /usr/libexec/opkg-call. The script is executed with root privileges when triggered via the LuCI web interface or authenticated API calls to manage packages. The vulnerable code uses shell redirection to create a lock file in the world-writable /tmp directory.

Weakness: CWE-307

Which versions are affected by CVE-2025-67091?

It affects 1 product.

Products include Gl-Inet Ax1800 Firmware.

How do I fix CVE-2025-67091?

No fix has been published for CVE-2025-67091 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-67091 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-67091 exists.

Sources

Also known as GHSA-x2cc-cqcm-pm2j.

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