CVE-2025-14631

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

MEDIUM
6.5
CVSS Score
Published: January 7, 2026 at 01:04 AM UTC
Updated: June 17, 2026 at 08:36 AM UTC
2 products affected across 1 vendorArcher BE400 FirmwareArcher BE400

Using Archer BE400 by TP-Link Systems Inc.?

Get instant alerts when new vulnerabilities affect Archer BE400 - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 1.1.0
tp-link-archer-be400 (same device)
v ≤ 1.1.0 Build 20250710 rel.14914

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-476

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card