CVE-2026-3796 Qi-ANXIN QAX Virus Removal Mini Filter Driver QKSecureIO_Imp.sys ZwTerminateProcess access control
Local attackers can exploit improper access controls in the QAX Virus Removal filter driver to escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-3796?
CVE-2026-3796 is a medium-severity vulnerability in Qi-ANXIN QAX Virus Removal, published on 9 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
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 to improper access controls. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-3796?
It affects 1 product.
Products include Qianxin Qax Internet Control Gateway.
How do I fix CVE-2026-3796?
No fix has been published for CVE-2026-3796 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-3796 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-3796 exists.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as GHSA-2p4m-4mc7-m8w7.