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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required High

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
TP-Link Systems Inc. Archer BE230 v1.2 unaffected
Version Status Constraints
0 affected < 1.2.4 Build 20251218 rel.70420

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.tp-link.com/en/support/download/archer-be230/v1.20/#Firmware cve-icon cve-icon
https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#Firmware cve-icon cve-icon
https://www.tp-link.com/us/support/download/archer-be230/v1.20/#Firmware cve-icon cve-icon
https://www.tp-link.com/us/support/faq/4941/ cve-icon cve-icon
History

Tue, 03 Feb 2026 17:45:00 +0000

Type Values Removed Values Added
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.
Title Improper Input Validation Leading to DoS on TP-Link Archer BE230
Weaknesses CWE-20
References
Metrics cvssV4_0

{'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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: TPLink

Published:

Updated: 2026-02-03T17:15:59.836Z

Reserved: 2026-01-06T18:18:52.126Z

Link: CVE-2026-22220

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-02-03T18:16:19.077

Modified: 2026-02-03T18:16:19.077

Link: CVE-2026-22220

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses