CVE-2026-22228

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

CVSS 6.8 MEDIUMEPSS 0.3%CWE-400

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.8EPSS 0.3%KEV nãoPoC —Patch referenciado

Lifecycle

03 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Affected products

TP-Link Systems Inc. · Archer BE230 v1.2

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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/