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.
Published: 2026-04-28
Score: 7.2 High
EPSS: 1.2% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 18 Jun 2026 16:45:00 +0000

Type Values Removed Values Added
Title Admin-Privileged Command Injection via DHCP DomainName in Zyxel DX3301/EX3301 Devices

Wed, 17 Jun 2026 05:15:00 +0000

Type Values Removed Values Added
Title Admin-Privileged Command Injection via DHCP DomainName in Zyxel DX3301/EX3301 Devices

Tue, 16 Jun 2026 07:30:00 +0000

Type Values Removed Values Added
Title Command Injection in Zyxel DX3301-T0 and EX3301-T0 Firmware

Tue, 28 Apr 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 28 Apr 2026 13:00:00 +0000

Type Values Removed Values Added
Title Command Injection in Zyxel DX3301-T0 and EX3301-T0 Firmware

Tue, 28 Apr 2026 05:00:00 +0000

Type Values Removed Values Added
First Time appeared Zyxel
Zyxel dx3301-t0 Firmware
Zyxel ex3301-t0 Firmware
Vendors & Products Zyxel
Zyxel dx3301-t0 Firmware
Zyxel ex3301-t0 Firmware

Tue, 28 Apr 2026 03:00:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Subscriptions

Zyxel Dx3301-t0 Firmware Ex3301-t0 Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published:

Updated: 2026-04-29T03:55:38.320Z

Reserved: 2026-01-27T01:26:25.772Z

Link: CVE-2026-1460

cve-icon Vulnrichment

Updated: 2026-04-28T12:52:47.855Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-28T03:16:02.313

Modified: 2026-06-17T10:15:49.897

Link: CVE-2026-1460

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-18T08:45:03Z

Weaknesses