CVE-2026-44805

CVE-2026-44805

Use after free in Windows Network Controller (NC) Host Agent allows an authorized attacker to deny service locally.

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Weakness classification (CWE)

References

secure@microsoft.com

Frequently asked questions

What is CVE-2026-44805?: CVE-2026-44805 is a medium-severity vulnerability, classified under Use After Free. CVSS score: 5.5/10. Published 2026-06-09.
How severe is CVE-2026-44805?: Medium severity. CVSS v3 base score is 5.5 out of 10.