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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0002.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
TP-Link Systems Inc. Archer BE400 unaffected
Version Status Constraints
0 affected
≤ 1.1.0 Build 20250710 rel.14914

Configuration 1 [-]

AND
cpe:2.3:o:tp-link:archer_be400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:archer_be400:-:*:*:*:*:*:*:*

No data.

Vendor Product Confidence Versions
Tp-link Archer Be400 — —

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Project Subscriptions

Vendors Products
Tp-link Subscribe
Archer Be400 Subscribe
Archer Be400 Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.tp-link.com/en/support/download/archer-be400/v1/#Firmware cve-icon cve-icon
https://www.tp-link.com/us/support/download/archer-be400/#Firmware cve-icon cve-icon
https://www.tp-link.com/us/support/faq/4871/ cve-icon cve-icon
History

Thu, 12 Mar 2026 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Tp-link archer Be400 Firmware
CPEs cpe:2.3:h:tp-link:archer_be400:-:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:archer_be400_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tp-link archer Be400 Firmware
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Wed, 07 Jan 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 07 Jan 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Tp-link
Tp-link archer Be400
Vendors & Products Tp-link
Tp-link archer Be400

Wed, 07 Jan 2026 01:15:00 +0000

Type Values Removed Values Added
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.
Title Null Pointer Dereference Vulnerability in Malformed 802.11 Frame of TP-Link Archer BE400
Weaknesses CWE-476
References
Metrics cvssV4_0

{'score': 7.1, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: TPLink

Published:

Updated: 2026-01-07T13:46:44.089Z

Reserved: 2025-12-12T21:55:15.121Z

Link: CVE-2025-14631

cve-icon Vulnrichment

Updated: 2026-01-07T13:46:41.261Z

cve-icon NVD

Status : Analyzed

Published: 2026-01-07T12:16:55.953

Modified: 2026-03-12T19:29:26.420

Link: CVE-2025-14631

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-07T10:08:06Z

Weaknesses