High severity7.2NVD Advisory· Published Apr 28, 2026· Updated Apr 28, 2026

CVE-2026-1460

Description

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.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Zyxel/EX3301-T0llm-create
Range: <=5.50(ABVY.7.1)C0
Zyxel/DX3300-T0llm-fuzzy
Range: <=5.50(ABVY.7.1)C0

Patches

Vulnerability mechanics

References

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-04-28-2026nvd

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