CVE-2026-44805

Summary

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

Affected Software

VendorProductVersion RangeStatus
MicrosoftWindows Server 201910.0.17763.0 < 10.0.17763.8880affected
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0 < 10.0.17763.8880affected
MicrosoftWindows Server 202210.0.20348.0 < 10.0.20348.5256affected
MicrosoftWindows Server 202510.0.26100.0 < 10.0.26100.32995affected
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0 < 10.0.26100.32995affected

Weaknesses

  • CWE-416: CWE-416: Use After Free
  • CWE-822: CWE-822: Untrusted Pointer Dereference

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References