Vulnerability Description
A Null Pointer Dereference vulnerability exists in the referer header check of the web portal of TP-Link TL-WR841N v14, caused by improper input validation. A remote, unauthenticated attacker can exploit this flaw and cause Denial of Service on the web portal service.This issue affects TL-WR841N v14: before 250908.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tp-Link | Tl-Wr841N Firmware | < 250908 |
| Tp-Link | Tl-Wr841N | 14 |
Related Weaknesses (CWE)
References
- https://www.tp-link.com/en/support/download/tl-wr841n/#FirmwareProduct
- https://www.tp-link.com/jp/support/download/tl-wr841n/#FirmwareProduct
- https://www.tp-link.com/us/support/download/tl-wr841n/#FirmwareProduct
- https://www.tp-link.com/us/support/faq/4894/PatchVendor Advisory
FAQ
What is CVE-2025-9014?
CVE-2025-9014 is a vulnerability with a CVSS score of 7.5 (HIGH). A Null Pointer Dereference vulnerability exists in the referer header check of the web portal of TP-Link TL-WR841N v14, caused by improper input validation. A remote, unauthenticated attacker can exp...
How severe is CVE-2025-9014?
CVE-2025-9014 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-9014?
Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Tl-Wr841N Firmware, Tp-Link Tl-Wr841N.