CVE-2026-54107High· 8.8▾ MidnightPoC availableConcurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 48.4 · likelihood 0 · exploitation 12
A public proof-of-concept already exists for this vulnerability — see Exploit availability below.
Public exploit / PoC code seen in 1 source. Availability, not in-the-wild use.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Sep 8.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.2%
Last analysed / modified upstream
1 GitHub repo (last check)
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K allows an authorized attacker to elevate privileges locally.
windows_10_version_1607 >= 10.0.14393.0 < 10.0.14393.9339windows_10_version_1809 >= 10.0.17763.0 < 10.0.17763.9020windows_10_version_21h2 >= 10.0.19044.0 < 10.0.19044.7548windows_10_version_22h2 >= 10.0.19045.0 < 10.0.19045.7548windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.8875windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.8875windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2525windows_server_2012 >= 6.2.9200.0 < 6.2.9200.26226windows_server_2012_server_core_installation >= 6.2.9200.0 < 6.2.9200.26226windows_server_2012_r2 >= 6.3.9600.0 < 6.3.9600.23291windows_server_2012_r2_server_core_installation >= 6.3.9600.0 < 6.3.9600.23291windows_server_2016 >= 10.0.14393.0 < 10.0.14393.9339windows_server_2016_server_core_installation >= 10.0.14393.0 < 10.0.14393.9339windows_server_2019 >= 10.0.17763.0 < 10.0.17763.9020windows_server_2019_server_core_installation >= 10.0.17763.0 < 10.0.17763.9020windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5386windows_server_2025 >= 10.0.26100.0 < 10.0.26100.33158windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.33158Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-50369High· 8.8Windows Remote Desktop Services Elevation of Privilege Vulnerability
CVE-2026-49803High· 7.0Windows AppX Deployment Extensions Elevation of Privilege Vulnerability
CVE-2026-50356High· 7.0Microsoft Windows App Store Elevation of Privilege Vulnerability
CVE-2026-50371High· 7.0Windows LUA File Virtualization Filter Driver Elevation of Privilege Vulnerability
CVE-2026-49784High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.
CVE-2026-49176High· 7.8Windows WalletService Elevation of Privilege Vulnerability