CVE-2025-11847CWE-476

A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the…

Medium · published February 24, 2026

CVSS v3.1
4.9
EPSS
2%
Percentile
79.7
In the wild
Unconfirmed
What it is

A null pointer dereference vulnerability in the IP settings 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.

The record
Technical detail
CVSS v3.1
4.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01916 · 79.7th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-02-24T02:09Z
EPSS history
Timeline
  • 24 FEB 02:09Z
    A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the…
    cvelistv5