CVE-2026-6952: Zyxel AX7501-b1 Firmware

High severity, CVSS 7.2. EPSS: 1.5% chance of exploitation in the next 30 days.

A post-authentication command injection vulnerability in the "LogServer" field of the syslog component in Zyxel AX7501-B1 firmware versions through 5.17(ABPC.7.2)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.

Affected products

• Zyxel AX7501-b1 Firmware: up to and including 5.17(ABPC.7.2)C0

Published 2026-07-21. Last modified 2026-07-23.