Vulnerability · Published Oct 13, 2026 · Assigned by microsoft

CVE-2026-85912Clipboard User Service Elevation of Privilege Vulnerability

High 7.0

In plain English

A high-severity race condition in Windows 10 Version 1607 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.2%top 91.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Clipboard User Service allows an authorized attacker to elevate privileges locally.

Affected products (as reported)

VendorProductVersions
Microsoft Windows 10 Version 1607 10.0.14393.0 – before 10.0.14393.9612
Microsoft Windows 10 Version 1809 10.0.17763.0 – before 10.0.17763.9376
Microsoft Windows 10 Version 21H2 10.0.19044.0 – before 10.0.19044.7807
Microsoft Windows 10 Version 22H2 10.0.19045.0 – before 10.0.19045.7807
Microsoft Windows 11 version 23H2 10.0.22631.0 – before 10.0.22631.7652
Microsoft Windows 11 Version 23H2 10.0.22631.0 – before 10.0.22631.7652
Microsoft Windows 11 Version 24H2 10.0.26100.0 – before 10.0.26100.9711
Microsoft Windows 11 Version 25H2 10.0.26200.0 – before 10.0.26200.9711
Microsoft Windows 11 version 26H1 10.0.28000.0 – before 10.0.28000.3231
Microsoft Windows 11 Version 26H2 10.0.26300.0 – before 10.0.26300.9711
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.9612
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.9612
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.9376
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.9376
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.5761
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.33650
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.33650

Weakness: CWE-362 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

References