CVE-2026-15515

HIGH 7.0

Tencent PC Manager QMUDisk Driver qmudisk64.sys uncontrolled search path

CVSS Score

7.0

EPSS Score

0.1%

EPSS Percentile

2th

A security vulnerability has been detected in Tencent PC Manager 18.1.30242.301. This issue affects some unknown processing in the library qmudisk64.sys of the component QMUDisk Driver. The manipulation leads to uncontrolled search path. The attack must be carried out locally. The attack is considered to have high complexity. The exploitability is assessed as difficult. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-427 CWE-426
Vendor	tencent
Product	pc manager
Published	Jul 13, 2026
Last Updated	Jul 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Tencent / PC Manager

18.1.30242.301

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/377844 vuldb.com: https://vuldb.com/vuln/377844/cti vuldb.com: https://vuldb.com/cve/CVE-2026-15515 vuldb.com: https://vuldb.com/submit/848643 github.com: https://github.com/subsubsub1231/qmukiller

Credits

🔍 ukpkmkkkkk (VulDB User) VulDB CNA Team