CVE-2026-22220A 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, resultin…
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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.
- CVSS
- 4.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-20
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jun 17, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
tp-link archer_be230_firmware tp-link:archer_be230_firmware | before 1.2.4 | NVD |
References
- https://www.tp-link.com/en/support/download/archer-be230/v1.20/#Firmwareproduct
- https://www.tp-link.com/sg/support/download/archer-be230/v1.20/#Firmwareproduct
- https://www.tp-link.com/us/support/download/archer-be230/v1.20/#Firmwareproduct
- https://www.tp-link.com/us/support/faq/4941/vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.