CVE-2026-15515 | Tencent PC Manager 18.1.30242.301 QMUDisk Driver qmudisk64.sys uncontrolled search path

A vulnerability marked as problematic has been reported 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.

This vulnerability is listed as CVE-2026-15515. The attack must be carried out locally. In addition, an exploit is available.

The vendor was contacted early about this disclosure but did not respond in any way.