CVE-2025-63149 Memory corruption in n/a
Attackers can cause a Denial of Service on Tenda AX3 routers by sending a crafted request to the get_parentControl_list_Info function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-63149?
CVE-2025-63149 is a high-severity memory corruption vulnerability in Tenda Ax3 Firmware, published on 10 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Tenda AX3 V16.03.12.10_CN was discovered to contain a stack overflow in the urls parameter of the get_parentControl_list_Info function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
Weakness: CWE-121
Which versions are affected by CVE-2025-63149?
It affects 1 product.
Products include Tenda Ax3 Firmware.
How do I fix CVE-2025-63149?
No fix has been published for CVE-2025-63149 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-2025-63149 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-63149 exists.
Other vulnerabilities in Tenda Ax3 Firmware
Sources
Also known as GHSA-27mm-gc33-cv78.