CVE-2026-83997High· 8.1▾ TwilightUse after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 44.6 · likelihood 0.1 · exploitation 0
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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.
Exploit-prediction probability, daily snapshots since Sep 9.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.5%
Last analysed / modified upstream
Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
windows_10_21h2 < 10.0.19044.7725windows_10_22h2 < 10.0.19045.7725windows_11_23h2 < 10.0.22631.7582windows_11_24h2 < 10.0.26100.9445windows_11_25h2 < 10.0.26200.9445windows_11_26h1 < 10.0.28000.2954windows_server_2022 < 10.0.20348.5622windows_server_2025 < 10.0.26100.33438Upgrade past the affected range:
windows_10_21h2 10.0.19044.7725windows_10_22h2 10.0.19045.7725windows_11_23h2 10.0.22631.7582windows_11_24h2 10.0.26100.9445windows_11_25h2 10.0.26200.9445windows_11_26h1 10.0.28000.2954windows_server_2022 10.0.20348.5622windows_server_2025 10.0.26100.33438Connected by shared product, vendor, weakness, or advisory.
CVE-2026-69864High· 7.8Use after free in Windows Hello allows an authorized attacker to elevate privileges locally.
CVE-2026-69648High· 7.0Use after free in Windows Notification allows an authorized attacker to elevate privileges locally.
CVE-2026-68847High· 7.0Use after free in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.
CVE-2026-68824High· 7.0Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Connected User Experiences and Telemetry allows an authorized attacker to elevate privileges locally.
CVE-2026-62697High· 7.8Use after free in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
CVE-2021-26411High· 8.8Internet Explorer Memory Corruption Vulnerability