CVE-2026-72989

Summary

Use of uninitialized resource in Windows Failover Cluster allows an unauthorized attacker to disclose information over a network.

Affected Software

VendorProductVersion RangeStatus
MicrosoftWindows 10 Version 180910.0.17763.0 < 10.0.17763.9245affected
MicrosoftWindows Server 201910.0.17763.0 < 10.0.17763.9245affected
MicrosoftWindows Server 2019 (Server Core installation)10.0.17763.0 < 10.0.17763.9245affected
MicrosoftWindows Server 202210.0.20348.0 < 10.0.20348.5622affected
MicrosoftWindows Server 202510.0.26100.0 < 10.0.26100.33438affected
MicrosoftWindows Server 2025 (Server Core installation)10.0.26100.0 < 10.0.26100.33438affected

Weaknesses

  • CWE-908: CWE-908: Use of Uninitialized Resource

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References