Command Injection Vulnerability in Zyxel Firmware Product
CVE-2026-1459

7.2HIGH

Key Information:

Vendor

Zyxel
Status
Vmg3625-t50b Firmware
Vendor
CVE Published:
24 February 2026

What is CVE-2026-1459?

A command injection vulnerability exists in the TR-369 certificate download CGI program of Zyxel's VMG3625-T50B firmware. Authenticated attackers with administrator privileges can exploit this flaw to execute arbitrary operating system commands, potentially compromising the security and integrity of the affected device. Ensuring that devices are updated with the latest firmware and following best security practices are essential to mitigate this risk.

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Affected Version(s)

VMG3625-T50B firmware <= 5.50(ABPM.9.7)C0

References

https://www.zyxel.com/global/en/support/security-advisori...
vendor-advisory

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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