zyxel-cve-2021-35036-super-admin-password-leak

CVE-2021-35036: Zyxel Super-Admin Password Leak Analysis This repository contains the public write-up and lab files for CVE-2021-35036. The issue was reported against Zyxel VMG3625-T50B firmware and centered on DAL getter paths that returned higher-privilege local-account and remote-management...

CVE-2026-1459-POC

CVE-2026-1459-POC POC for the CVE-2026-1459 which payload changes root SSH password. Requires valid administration credentials, changes root password temporarily, restarting will reset the root password. Works on VMG3625-T50B and similar, is guaranteed to work on firmware V5.50ABPM.9.7C0 or earli...

Zyxel EX3510-B0 TR-369 certificate download script command injection vulnerability

The Zyxel VMG3625-T50B is a VDSL2/ADSL2+ modem router produced by Zyxel Technologies. The Zyxel VMG3625-T50B has a command injection vulnerability as indicated by the TR-369 certification download script. This vulnerability stems from incorrect filtering of input parameters, allowing remote...

CVE-2025-11848

A null pointer dereference vulnerability in the Wake-on-LAN CGI program of the Zyxel VMG3625-T50B firmware version through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2025-11846

A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2025-11845

A null pointer dereference vulnerability in the certificate downloader CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2025-11847

A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2026-1459

A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.7C0 could allow an authenticated attacker with administrator privileges to execute operating system OS commands on an affected device...

CVE-2025-11848

A null pointer dereference vulnerability in the Wake-on-LAN CGI program of the Zyxel VMG3625-T50B firmware version through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2026-1459

A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.7C0 could allow an authenticated attacker with administrator privileges to execute operating system OS commands on an affected device...

CVE-2026-1459

A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.7C0 could allow an authenticated attacker with administrator privileges to execute operating system OS commands on an affected device...

CVE-2025-11847

A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2026-1459

A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.7C0 could allow an authenticated attacker with administrator privileges to execute operating system OS commands on an affected device...

CVE-2026-1459

CVE-2026-1459 describes a post-authentication command-injection vulnerability in Zyxel VMG3625-T50B devices, affecting firmware up to 5.50(ABPM.9.7)C0. The issue is in the TR-369 certificate download CGI program; an authenticated administrator can execute OS commands on the device. Metrics indica...

CVE-2026-1459

A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.7C0 could allow an authenticated attacker with administrator privileges to execute operating system OS commands on an affected device...

CVE-2026-1459

A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.7C0 could allow an authenticated attacker with administrator privileges to execute operating system OS commands on an affected device...

CVE-2025-11846

A null pointer dereference vulnerability in the account settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2025-11848

A null pointer dereference vulnerability in the Wake-on-LAN CGI program of the Zyxel VMG3625-T50B firmware version through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

CVE-2025-11848

A null pointer dereference vulnerability in the Wake-on-LAN CGI program of the Zyxel VMG3625-T50B firmware version through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...

EUVD-2025-207552

A null pointer dereference vulnerability in the Wake-on-LAN CGI program of the Zyxel VMG3625-T50B firmware version through 5.50ABPM.9.6C0 and the Zyxel WX3100-T0 firmware versions through 5.50ABVL.4.8C0 could allow an authenticated attacker with administrator privileges to trigger a...