CVE-2025-14631

Null Pointer Dereference Vulnerability in Malformed 802.11 Frame of TP-Link Archer BE400

State: Published
Severity: 7.1 High
Published: Jan 7, 2026
Updated: Jan 7, 2026
Reserved: Dec 12, 2025

Description

A NULL Pointer Dereference vulnerability in TP-Link Archer BE400 V1(802.11 modules) allows

an adjacent attacker to cause a denial-of-service (DoS) by triggering a device reboot.

This issue affects Archer BE400: xi 1.1.0 Build 20250710 rel.14914.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	TPLink

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
Archer BE400TP-Link Systems Inc.	1.1.0 Build 20250710 rel.14914 and earlierAffected

References

https://www.tp-link.com/en/support/download/archer-be400/v1/#Firmwarepatch
https://www.tp-link.com/us/support/download/archer-be400/#Firmwarepatch
https://www.tp-link.com/us/support/faq/4871/vendor-advisory

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