CVE-2026-69643High· 8.0▾ TwilightHeap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privileges over a network.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 44 · likelihood 0.2 · 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 10.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.8%
Last analysed / modified upstream
Heap-based buffer overflow in Windows Spaceport.sys allows an authorized attacker to elevate privileges over a network.
windows_10_1607 < 10.0.14393.9512windows_10_1809 < 10.0.17763.9245windows_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_2012windows_server_2012 = r2windows_server_2016 < 10.0.14393.9512windows_server_2019 < 10.0.17763.9245windows_server_2022 < 10.0.20348.5622windows_server_2025 < 10.0.26100.33438Upgrade past the affected range:
windows_10_1607 10.0.14393.9512windows_10_1809 10.0.17763.9245windows_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_2016 10.0.14393.9512windows_server_2019 10.0.17763.9245windows_server_2022 10.0.20348.5622windows_server_2025 10.0.26100.33438Connected by shared product, vendor, weakness, or advisory.
CVE-2026-97817Medium· 6.5Heap-based buffer overflow in DNS Server allows an authorized attacker to disclose information over a network.
CVE-2026-97815Critical· 9.8Heap-based buffer overflow in Windows Error Reporting allows an unauthorized attacker to execute code over a network.
CVE-2026-97814Critical· 9.8Heap-based buffer overflow in Windows Text Shaping allows an unauthorized attacker to execute code over a network.
CVE-2026-97804High· 7.8Heap-based buffer overflow in HID class driver allows an authorized attacker to elevate privileges locally.
CVE-2026-96113Critical· 9.8Heap-based buffer overflow in DNS Server allows an unauthorized attacker to execute code over a network.
CVE-2026-26180High· 7.8Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.