PatchTheCVECVE-2026-9031: An input validation vulnerability exists in the HTTP-WRITEOEM handler due to insufficient validation of user-s
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Routine
MEDIUM 6.8
CVE-2026-9031 is a medium-severity flaw (CVSS 6.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 6.8 (Medium) |
| Attack vector | Adjacent network |
| Attack complexity | Low |
| Privileges needed | High |
| User interaction | None |
| EPSS exploit chance | 0.3% (top 84%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2026-08-07 |
| Last modified | 2026-10-23 |
Publisher (CNA): TPLink
Timeline
- Published CVE record published
- Updated Record last modified
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Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.