Description

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

INFO

Published Date :

2026-02-24T02:48:35.439Z

Last Modified :

2026-02-26T14:44:10.011Z

Source :

Zyxel
AFFECTED PRODUCTS

The following products are affected by CVE-2026-1459 vulnerability.

Vendors Products
Zyxel
  • Dx5401-b1
  • Dx5401-b1 Firmware
  • Emg3525-t50b
  • Emg3525-t50b Firmware
  • Emg5523-t50b
  • Emg5523-t50b Firmware
  • Vmg3625-t50b
  • Vmg3625-t50b Firmware
  • Vmg3625-t50c
  • Vmg3625-t50c Firmware
  • Vmg8623-t50b
  • Vmg8623-t50b Firmware
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-1459.

URL Resource
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact