Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-1459

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
24/02/2026
Last modified:
25/02/2026

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.20
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:zyxel:vmg8623-t50b_firmware:*:*:*:*:*:*:*:* 5.50\(abpm.9.7\)c0 (including)
cpe:2.3:h:zyxel:vmg8623-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:dx5401-b1_firmware:*:*:*:*:*:*:*:* 5.17\(abyo.7.1\)c0 (including)
cpe:2.3:h:zyxel:dx5401-b1:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg3525-t50b_firmware:*:*:*:*:*:*:*:* 5.50\(abpm.9.7\)c0 (including)
cpe:2.3:h:zyxel:emg3525-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:emg5523-t50b_firmware:*:*:*:*:*:*:*:* 5.50\(abpm.9.7\)c0 (including)
cpe:2.3:h:zyxel:emg5523-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg3625-t50b_firmware:*:*:*:*:*:*:*:* 5.50\(abpm.9.7\)c0 (including)
cpe:2.3:h:zyxel:vmg3625-t50b:-:*:*:*:*:*:*:*
cpe:2.3:o:zyxel:vmg3625-t50c_firmware:*:*:*:*:*:*:*:* 5.50\(abpm.9.7\)c0 (including)
cpe:2.3:h:zyxel:vmg3625-t50c:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools