Description
A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.7)C0 could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on an affected device.
Published: 2026-02-24
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: Remote code execution via command injection
Action: Immediate Patch
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

Sat, 18 Apr 2026 11:15:00 +0000

Type Values Removed Values Added
Title Post-Authentication Command Injection in Zyxel VMG3625‑T50B Firmware

Wed, 25 Feb 2026 18:15:00 +0000

Type Values Removed Values Added
First Time appeared Zyxel dx5401-b1
Zyxel dx5401-b1 Firmware
Zyxel emg3525-t50b
Zyxel emg3525-t50b Firmware
Zyxel emg5523-t50b
Zyxel emg5523-t50b Firmware
Zyxel vmg3625-t50b
Zyxel vmg3625-t50c
Zyxel vmg3625-t50c Firmware
Zyxel vmg8623-t50b
Zyxel vmg8623-t50b Firmware
CPEs cpe:2.3:h:zyxel:dx5401-b1:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:emg3525-t50b:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:emg5523-t50b:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:vmg3625-t50b:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:vmg3625-t50c:-:*:*:*:*:*:*:*
cpe:2.3:h:zyxel:vmg8623-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx5401-b1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg3525-t50b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg5523-t50b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg3625-t50b_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg3625-t50c_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg8623-t50b_firmware:*:*:*:*:*:*:*:*
Vendors & Products Zyxel dx5401-b1
Zyxel dx5401-b1 Firmware
Zyxel emg3525-t50b
Zyxel emg3525-t50b Firmware
Zyxel emg5523-t50b
Zyxel emg5523-t50b Firmware
Zyxel vmg3625-t50b
Zyxel vmg3625-t50c
Zyxel vmg3625-t50c Firmware
Zyxel vmg8623-t50b
Zyxel vmg8623-t50b Firmware

Tue, 24 Feb 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 24 Feb 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Zyxel
Zyxel vmg3625-t50b Firmware
Vendors & Products Zyxel
Zyxel vmg3625-t50b Firmware

Tue, 24 Feb 2026 03:00:00 +0000

Type Values Removed Values Added
Description A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.7)C0 could allow an authenticated attacker with administrator privileges to execute operating system (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 Dx5401-b1 Dx5401-b1 Firmware Emg3525-t50b Emg3525-t50b Firmware Emg5523-t50b Emg5523-t50b Firmware Vmg3625-t50b Vmg3625-t50b Firmware Vmg3625-t50c Vmg3625-t50c Firmware Vmg8623-t50b Vmg8623-t50b Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: Zyxel

Published:

Updated: 2026-02-26T14:44:10.011Z

Reserved: 2026-01-27T01:26:24.186Z

Link: CVE-2026-1459

cve-icon Vulnrichment

Updated: 2026-02-24T19:18:43.312Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-24T03:16:00.587

Modified: 2026-02-25T18:05:40.307

Link: CVE-2026-1459

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-18T11:00:05Z

Weaknesses