CVE-2026-26183High· 7.8▾ TwilightImproper access control in Windows RPC API allows an authorized attacker to elevate privileges locally.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.9 · 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. The CVSS score shown above comes from the assigning CNA record, not NVD.
Exploit-prediction probability, daily snapshots since Sep 25.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.3%
Last analysed / modified upstream
Improper access control in Windows RPC API allows an authorized attacker to elevate privileges locally.
windows_server_2012 >= 6.2.9200.0 < 6.2.9200.26026windows_server_2012_server_core_installation >= 6.2.9200.0 < 6.2.9200.26026windows_server_2012_r2 >= 6.3.9600.0 < 6.3.9600.23132windows_server_2012_r2_server_core_installation >= 6.3.9600.0 < 6.3.9600.23132windows_server_2016 >= 10.0.14393.0 < 10.0.14393.9060windows_server_2016_server_core_installation >= 10.0.14393.0 < 10.0.14393.9060windows_server_2019 >= 10.0.17763.0 < 10.0.17763.8644windows_server_2019_server_core_installation >= 10.0.17763.0 < 10.0.17763.8644windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5020windows_server_2022_23h2_edition_server_core_installation >= 10.0.25398.0 < 10.0.25398.2274windows_server_2025 >= 10.0.26100.0 < 10.0.26100.32690windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.32690Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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