What is CVE-2025-67091?

CVE-2025-67091 is a medium-severity vulnerability in Gl-Inet Ax1800, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 6.5/10. Published 2026-01-08.

How severe is CVE-2025-67091?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Gl-Inet Ax1800

CVE-2025-67091

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.

EPSS: 0.030 (85.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Gl-inet Ax1800
Gl-inet Ax1800_firmware — versions 4.2.0, 4.6.4, 4.6.8
N/a — versions n/a

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

cve@mitre.org (Product)
cve@mitre.org (Exploit, Third Party Advisory, Press/Media Coverage)
cve@mitre.org (Exploit, Third Party Advisory, Press/Media Coverage)

Frequently asked questions

What is CVE-2025-67091?: CVE-2025-67091 is a medium-severity vulnerability in Gl-Inet Ax1800, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 6.5/10. Published 2026-01-08.
How severe is CVE-2025-67091?: Medium severity. CVSS v3 base score is 6.5 out of 10.