Access Control Vulnerability in QILING Disk Master Kernel Driver
CVE-2026-15476

4.8MEDIUM

Key Information:

Vendor

Qiling

Status
Disk Master
Vendor
CVE Published:
12 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-15476?

A security flaw has been identified in QILING Disk Master 6.0.0.0, stemming from an unknown function within the diskbckp.sys library of the kernel driver. This vulnerability compromises access controls, leading to potential unauthorized operations within a local environment. Given that the exploit has been disclosed publicly, affected users are advised to upgrade to secure their systems against possible exploitation.

Affected Version(s)

Disk Master 6.0.0.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-15476 - Proof of Concept

References

https://vuldb.com/vuln/377781
vdb-entry
https://vuldb.com/vuln/377781/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15476
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

winslow1984 (VulDB User)
.