CVE-2026-54992High· 8.4▾ MidnightPoC availableHeap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 46.2 · likelihood 0.1 · 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
0.3%
Last analysed / modified upstream
1 GitHub repo (last check)
Heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code 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-2026-62735High· 7.8Windows HTTP.sys Elevation of Privilege Vulnerability
CVE-2026-109453High· 7.0Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-108467High· 8.8Heap-based buffer overflow in Microsoft PostScript Printer Driver allows an authorized attacker to execute code over a network.
CVE-2026-105003High· 7.8Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges locally.
CVE-2026-103568High· 7.8Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Credential Providers allows an authorized attacker to elevate privileges locally.
CVE-2026-103555High· 7.0Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.