CVE-2026-1460

Published: Apr 28, 2026

Modified: Apr 29, 2026

PUBLISHED

CVSS v3.1

7.2

HIGH

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.

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`

Weaknesses (CWE)

CWE-78

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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

vendor-advisory

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CVE-2026-1460

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References