CVE-2026-83666
HIGHCVSS 7.0Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Active Directory Certificate Services (AD CS) allows an authorized attacker to elevate privileges locally.
Timeline
Published:October 13th, 2026 7:20 PM
Last modified:October 29th, 2026 8:53 PM
CVSS Scoring
CVSS v3: 7.0 (HIGH)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Software
From NVD CPE configuration data
Vendors
microsoft
Products
windows_10_1607windows_10_1809windows_server_2012windows_server_2016windows_server_2019windows_server_2022windows_server_2025
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
Source: NIST NVD · Data may lag official sources by up to one minute