PT-2026-39933 · Zyxel · Wre6505 V2 Firmware

Published 2026-05-12 · Updated 2026-05-12 · CVE-2026-7256

Mitre

CVSS v3.1

8.8

High

Base vector

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

** UNSUPPORTED WHEN ASSIGNED ** A command injection vulnerability in the CGI program of Zyxel WRE6505 v2 firmware version V1.00(ABDV.3)C0 could allow an adjacent attacker on the LAN to execute operating system (OS) commands on a vulnerable device by sending a crafted HTTP request.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2026-7256

Affected Products

Wre6505 V2 Firmware

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-7256 · Security Note
• https://zyxel.com/global/en/support/end-of-life · Note