PT-2026-61820 · Zyxel · Ax7501-B1 Firmware

CVE-2026-6952 · Published 2026-07-21 · Updated 2026-07-21

Mitre

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

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.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-6952

Affected Products

Ax7501-B1 Firmware

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-6952 · Security Note
• https://zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-injection-vulnerability-in-certain-dsl-ethernet-cpe-fiber-onts-and-wireless-extenders-07-21-2026 · Vendor Advisory