What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 7.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-13 · updated 2026-10-24
• Weakness: CWE-426

Description

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 products

• Tencent PC Manager: 18.1.30242.301

References

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

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