What is the CVSS score of CVE-2025-14631?

CVE-2025-14631 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.0%.

Which versions of Archer Be400 Firmware are affected by CVE-2025-14631?

Organizations using TP-Link Archer BE400 should be aware of notable risk from CVE-2025-14631, a null pointer dereference vulnerability rated CVSS 6.5.

How to fix or mitigate CVE-2025-14631?

Within 30 days: Identify affected systems running TP-Link Archer BE400 and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Archer Be400 Firmware CVE-2025-14631

MEDIUM

NULL Pointer Dereference (CWE-476)

2026-01-07 f23511db-6c3e-4e32-a477-6aa17d310630

TP-Link Null Pointer Dereference Archer Be400 Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 07, 2026 - 12:16 nvd

MEDIUM 6.5

DescriptionCVE.org

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.

AnalysisAI

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. [CVSS 6.5 MEDIUM]

Technical ContextAI

Classified as CWE-476 (NULL Pointer Dereference). Affects Archer Be400 Firmware. 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.