Denial-of-Service Vulnerability in TP-Link Archer Router
CVE-2026-22228

6.8MEDIUM

Key Information:

Vendor

Tp-link Systems Inc.

Status
Archer Be230 V1.2
Vendor
CVE Published:
3 February 2026

What is CVE-2026-22228?

An authenticated user with elevated privileges on the TP-Link Archer BE230 v1.2 can exploit a flaw by restoring a maliciously crafted configuration file. This file may include an excessively long parameter that leads to a denial-of-service condition, causing the device to become unresponsive. To regain functionality, a manual reboot is required, disrupting network access. The vulnerability affects Archer BE230 versions prior to 1.2.4 Build 20251218 rel.70420.

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Deploy the Patch

Affected Version(s)

Archer BE230 v1.2 0 < 1.2.4 Build 20251218 rel.70420

References

https://www.tp-link.com/us/support/download/archer-be230/...
patch
https://www.tp-link.com/en/support/download/archer-be230/...
patch
https://www.tp-link.com/sg/support/download/archer-be230/...
patch

CVSS V4

Score:
6.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

0xakm
JSON
.