CVE-2025-11845

CVSS Score & Metrics

Base Score

4.9 / 10

Vector String

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

Vulnerability Description

A null pointer dereference vulnerability in the certificate downloader CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.

Vulnerability Details

Published Date

February 24, 2026

Last Modified

February 25, 2026

CWE ID

CWE-476

Source

NVD

Vendor

Zyxel

Product

VMG3625-T50B firmware, WX3100-T0 firmware

External References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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