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CVE-2025-63946

7.4 · HIGH

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.

Published Feb 23, 2026CWE-59EPSS 0.19%

Overview

CVE-2025-63946 is a high-severity vulnerability. It was published on February 23, 2026 and has a CVSS 3.1 base score of 7.4 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/alexlee820/CVE-2025-63946-Tencent-PC-Manager-EoP/blob/main/README.mdGitHubgithub.com/alexlee820/Tencent-PC-Manager-EoP

How CyberStrike helps

Frequently asked questions

What is CVE-2025-63946?

CVE-2025-63946 is a high-severity vulnerability. It was published on February 23, 2026 and has a CVSS 3.1 base score of 7.4 (HIGH).

How severe is CVE-2025-63946?

This vulnerability has a CVSS 3.1 base score of 7.4, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-63946?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-63946?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-63946 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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