CVE-2026-9031
Authenticated Denial-of-Service in HTTPD Service in TP-Link Archer A6
- State
- Published
- Severity
- 6.8 Medium
- Published
- Aug 7, 2026
- Updated
- Aug 10, 2026
- Reserved
- May 19, 2026
Description
An input validation vulnerability exists in the HTTP-WRITEOEM handler due to insufficient validation of user-supplied data before it is processed by internal flash-write handling logic.
Successful exploitation may cause httpd process or device to crash, resulting in loss of access to the web interface and a denial-of-service condition.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.8 Medium | 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 | TPLink |
Weaknesses
- CWE-20 Improper input validation
Affected Products
| Product | Versions |
|---|---|
Archer A6 v4TP-Link Systems Inc. |
|
References
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