CVE-2026-15515: Tencent PC Manager QMUDisk Driver qmudisk64.sys uncontrolled search path

Published Jul 13, 2026
·
Updated

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.

Affected Software

2 affected components
Tencent PC Manager=18.1.30242.301
Tencent QMUDisk Driver

Event History

Jul 13, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:17 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-15515?

The severity of CVE-2026-15515 is classified as high with a score of 7.

2

How do I fix CVE-2026-15515?

To fix CVE-2026-15515, update to the latest version of Tencent PC Manager that addresses this vulnerability.

3

What is the impact of CVE-2026-15515?

CVE-2026-15515 allows for uncontrolled search path manipulation, which can lead to potential local attacks.

4

Which software is affected by CVE-2026-15515?

CVE-2026-15515 affects Tencent PC Manager and the Tencent QMUDisk Driver.

5

Is CVE-2026-15515 a remote attack vulnerability?

No, CVE-2026-15515 is a local attack vulnerability that requires local access to exploit.

Contact

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