CVE-2026-20815 — Race Condition in Microsoft Windows 11 Version 24h2

CWE-362 — Race Condition5 documents5 sources
Severity
7.0HIGHNVD
EPSS
0.0%
top 93.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Microsoft Windows 11 Version 24h2Microsoft Windows 11 Version 25h2Microsoft Windows Server 2025+2 more
Timeline
PublishedJan 13

Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9

Affected Packages6 packages

▶NVDmicrosoft/windows< 10.0.26100.32230
▶NVDmicrosoft/windows_11_24h2< 10.0.26100.7623
▶NVDmicrosoft/windows_11_25h2< 10.0.26200.7623
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.32230
▶CVEListV5microsoft/windows_11_version_24h210.0.26100.0 — 10.0.26100.7623

🔴Vulnerability Details

2
GHSA
GHSA-6vwf-rhq3-fmg6: Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an↗2026-01-13
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CVEList
Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability↗2026-01-13
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📋Vendor Advisories

1
Microsoft
Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability↗2026-01-13
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🕵️Threat Intelligence

1
Wiz
CVE-2026-20815 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-20815 — Race Condition in Microsoft | cvebase