CVE-2026-22220CWE-20

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

Medium · published February 3, 2026

CVSS v4.0
6.8
EPSS
0%
Percentile
14.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.8 · MEDIUM
Vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00241 · 14.3th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-02-03T17:15Z
EPSS history
Timeline
  • 03 FEB 17:15Z
    Improper Input Validation Leading to DoS on TP-Link Archer BE230
    cvelistv5