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Vulnerabilities

Vulnerability · CVE-2025-63946

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, 2026 · catalog updated Jun 17, 2026 · A privilege escalation (PE)

Check if you run it

No confirmed exploitation is on record for CVE-2025-63946. EPSS is 0.19%. Act only if a listed version of A privilege escalation (PE) is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A privilege escalation (PE)).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.19%
Remediation
Not established
Affected products
cpe tencent/pcmanager

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe tencent/pcmanagerversion unspecified

How to fix CVE-2025-63946

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-63946. EPSS is 0.19%. Act only if a listed version of A privilege escalation (PE) is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-59: Link Following. EPSS 0.19%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 23, 2026 · NIST NVD

    Detected

    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.

  2. Jun 17, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-63946

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-63946

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2025-63946

    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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.