CVE-2026-22220

medium

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.

References

https://www.tp-link.com/us/support/faq/4941/

https://www.tp-link.com/us/support/download/archer-be230/v1.20/#Firmware

https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#Firmware

https://www.tp-link.com/en/support/download/archer-be230/v1.20/#Firmware

Details

Source: Mitre, NVD

Published: 2026-02-03

Updated: 2026-02-13

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:A/AC:L/Au:M/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 4.5

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

Severity: Medium

CVSS v4

Base Score: 6.8

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

Severity: Medium

EPSS

EPSS: 0.00019