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CVE-2025-63946 - Vulnerability Analysis

HighCVSS: 7.4

Last Updated: February 24, 2026

Tencent PC Manager - Privilege Escalation

Published: February 23, 2026Updated: February 24, 2026PoC Available

Overview

Tencent PC Manager <= 17.10.28554.205 on Windows contains a privilege escalation caused by a race condition, letting local users execute programs with elevated privileges, exploit requires successful race condition exploitation.

Severity & Score

Severity: High

CVSS Score: 7.4

Impact

Local users can execute programs with elevated privileges, potentially gaining full control over the system.

Mitigation

Update to the latest version beyond 17.10.28554.205.

References

https://github.com/alexlee820/CVE-2025-63946-Tencent-PC-Manager-EoP/blob/main/README.md
https://github.com/alexlee820/Tencent-PC-Manager-EoP

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Details

CVE ID: CVE-2025-63946
Severity: High
CVSS Score: 7.4
Type: race_condition
Status: unconfirmed

CWE

CWE-59

CVSS Metrics

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H