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Vulnerability record · CVE-2024-11253 · published 11 March 2025

CVE-2024-11253: Zyxel emg5723-t50k firmware os command injection vulnerability

Zyxel · Emg5723 T50k Firmware

A post-authentication command injection vulnerability in the "DNSServer” parameter of the diagnostic function in the Zyxel VMG8825-T50K firmware version V5.50(ABOM.8.5)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.

7.2 CVSS 3.1 High EPSS 1.1% · top 36.9% CWE-78 · OS command injection
7.2CVSS 3.1 base score
1.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A post-authentication command injection vulnerability in the "DNSServer” parameter of the diagnostic function in the Zyxel VMG8825-T50K firmware version V5.50(ABOM.8.5)C0 and earlier could allow an authenticated attacker with administrator privileges to execute operating system (OS) commands on a vulnerable device.

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

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-command-inje Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-11253), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.