CVE-2025-53714 TP-Link TL-WR841N WzdWlanSiteSurveyRpm_AP.htm buffer overflow
Remote attackers can crash the web service of unsupported TP-Link TL-WR841N routers via a buffer overflow in the site survey page.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-53714?
CVE-2025-53714 is a medium-severity memory corruption vulnerability in TP-Link Systems INC. TL-WR841N V11, published on 29 Jul 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A vulnerability has been found in TP-Link TL-WR841N V11. The vulnerability exists in the /userRpm/WzdWlanSiteSurveyRpm_AP.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.
Weakness: CWE-119
Which versions are affected by CVE-2025-53714?
It affects 1 product.
Products include Tp-Link Tl-Wr841n Firmware.
How do I fix CVE-2025-53714?
No fix has been published for CVE-2025-53714 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-53714 being exploited?
There is no known exploitation of CVE-2025-53714 in the wild and no public exploit code.
Other vulnerabilities in TP-Link Systems INC. TL-WR841N V11
Sources
Also known as GHSA-v4cc-9587-m82w.