CVE-2026-112753

CVSS 7.0 (high) · published 2026-11-10

Access of resource using incompatible type ('type confusion') in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

Weakness: CWE-843

Source: NVD CVE-2026-112753

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-112753

Check your software

Connect an AI agent to the FixLane MCP server or ask the Telegram bot to check what you have installed against incidents with a verified fixed version.