CVE-2026-1460 — Zyxel / DX3301-T0 firmware

Description (CNA)

A post-authentication command injection vulnerability in the “DomainName” parameter of the DHCP configuration file in Zyxel DX3301-T0 and EX3301-T0 firmware versions through 5.50(ABVY.7.1)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.

Affected (CNA)

Vendor / product	Versions
Zyxel / DX3301-T0 firmware	affected <= 5.50(ABVY.7.1)C0
Zyxel / EX3301-T0 firmware	affected <= 5.50(ABVY.7.1)C0

CWE

CWE-78

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-and-wireless-extenders-04-28-2026

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.