Privilege escalation in Qiling Disk Master
CVE-2026-15476
A security vulnerability has been detected in QILING Disk Master 6.0.0.0. The impacted element is an unknown function in the library diskbckp.sys of the component Kernel Driver. Such manipulation leads to improper access controls. The attack can only be performed from a local environment. The exploit has been disclosed publicly and may be used. It is suggested to upgrade the affected component.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.001 (3.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000
Affected products
- Qiling Disk Master — versions 6.0.0.0
Weakness classification (CWE)
References
- vuldb.com/vuln/377781 (vdb-entry)
- vuldb.com/vuln/377781/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-15476 (third-party-advisory)
- vuldb.com/submit/835610 (third-party-advisory)
- winslow1984.com/books/cve-collection/page/qiling-disk-master-kernel-driver-disk… (exploit)
- www.idiskhome.com/download/beta/multi_DiskMaster_Pro_Trial.exe (patch)
Frequently asked questions
- What is CVE-2026-15476?
- CVE-2026-15476 is a medium-severity vulnerability in Qiling Disk Master, classified under Incorrect Privilege Assignment. CVSS score: 5.3/10. Published 2026-07-12.
- How severe is CVE-2026-15476?
- Medium severity. CVSS v3 base score is 5.3 out of 10.