CVE-2026-22228

EUVD-2026-5214
An authenticated user with high privileges may trigger a denial‑of‑service condition in TP-Link Archer BE230 v1.2 by restoring a crafted configuration file containing an excessively long parameter. Restoring such a file can cause the device to become unresponsive, requiring a reboot to restore normal operation.
This issue affects Archer BE230 v1.2 < 1.2.4 Build 20251218 rel.70420.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.9 MEDIUM
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 18%
Affected Products (NVD)
VendorProductVersion
tp-linkarcher_be230_firmware
𝑥
< 1.2.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.tp-link.com/en/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/us/support/download/archer-be230/v1.20/#Firmware
https://www.tp-link.com/us/support/faq/4941/