Security Advisory

CVE-2026-3871

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-06-02 02:04:17

Last updated 2026-06-02 13:34:07

Assigner Zyxel

CVSS score not scored

State PUBLISHED

Description

A buffer overflow vulnerability in the UPnP DeletePortMapping() command in Zyxel VMG4005-B50B firmware versions through 5.13(ABRL.5.4)C0 could allow an adjacent attacker to trigger a temporary denial-of-service (DoS) condition affecting the UPnP function of the affected device.

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