Privilege escalation in Qi-anxin Qax Virus Removal
CVE-2026-3796
A weakness has been identified in Qi-ANXIN QAX Virus Removal up to 2025-10-22. The affected element is the function ZwTerminateProcess in the library QKSecureIO_Imp.sys of the component Mini Filter Driver. Executing a manipulation can lead…
EPSS: 0.000 (0.5th percentile) — read the EPSS interpretation.
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.
Affected products
- Qi-anxin Qax Virus Removal — versions 2025-10-22
- Qianxin Qax_internet_control_gateway
Weakness classification (CWE)
Public proof-of-concept exploits
References
- VDB-349763 | Qi-ANXIN QAX Virus Removal Mini Filter Driver QKSecureIO_Imp.sys ZwTerminateProcess access control (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-349763 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #758991 | Qi-ANXIN QAX Virus Removal Version 2025.10.22 and earlier Improper Access Controls (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (related, Product)
- cna@vuldb.com (Product, exploit)
Frequently asked questions
- What is CVE-2026-3796?
- CVE-2026-3796 is a medium-severity vulnerability in Qi-anxin Qax Virus Removal, classified under Incorrect Privilege Assignment. CVSS score: 5.3/10. Published 2026-03-09.
- How severe is CVE-2026-3796?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2026-3796 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.