Improper Access Controls in Qi-ANXIN QAX Virus Removal Mini Filter Driver
CVE-2026-3796

4.8MEDIUM

Key Information:

Vendor

Qi-anxin

Status
Qax Virus Removal
Vendor
CVE Published:
9 March 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-3796?

A vulnerability has been identified in the Qi-ANXIN QAX Virus Removal software, specifically affecting the ZwTerminateProcess function within the QKSecureIO_Imp.sys library of the Mini Filter Driver component. This weakness can lead to improper access controls, allowing a local attacker to execute manipulations that may compromise system integrity. Although details of the exploit have been publicly disclosed, the vendor has not responded to security communications regarding this issue. Users are advised to update to the latest version of the software to mitigate potential risks.

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Deploy the Patch

Affected Version(s)

QAX Virus Removal 2025-10-22

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-2026-3796 - Proof of Concept

References

https://vuldb.com/?id.349763
vdb-entrytechnical-description
https://vuldb.com/?ctiid.349763
signaturepermissions-required
https://vuldb.com/?submit.758991
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

jonathan126 (VulDB User)
VulDB
JSON
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