CVE-2025-63946 Race condition in n/a
A local attacker can exploit a race condition in Tencent PC Manager to execute programs with elevated privileges, leading to privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-63946?
CVE-2025-63946 is a high-severity vulnerability in n/a, published on 23 Feb 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A privilege escalation (PE) vulnerability in the Tencent PC Manager app thru 17.10.28554.205 on Windows devices enables a local user to execute programs with elevated privileges. However, execution requires that the local user is able to successfully exploit a race condition.
Weakness: CWE-59
Which versions are affected by CVE-2025-63946?
It affects 1 product.
Products include Tencent Pcmanager.
How do I fix CVE-2025-63946?
No fix has been published for CVE-2025-63946 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-63946 being exploited?
There is no known exploitation of CVE-2025-63946 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-fqqc-4836-hph4.