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Medium · 6.8 CVE-2026-22220 EUVD-2026-5216GHSA-gm7f-mr33-3p7w

Improper Input Validation Leading to DoS on TP-Link Archer BE230

Published Feb 3, 2026 · Updated Feb 4, 2026 · Assigned by TPLink

Description

A lack of proper input validation in the HTTP processing path in TP-Link Archer BE230 v1.2 (web modules) may allow a crafted request to cause the device’s web service to become unresponsive, resulting in a denial of service condition. A network adjacent attacker with high privileges could cause the device’s web interface to temporarily stop responding until it recovers or is rebooted.
This issue affects Archer BE230 v1.2 < 1.2.4 Build 20251218 rel.70420.

Affected products

VendorProductAffectedFixed
TP-Link Systems Archer BE230 v1.2 < 1.2.4 Build 20251218 rel.70420 1.2.4 Build 20251218 rel.70420

References