Cyber Resilience

CVE-2025-49665

High

Published: 08 July 2025

Published
08 July 2025
Modified
15 July 2025
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0064 70.9th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-49665 is a high-severity Race Condition (CWE-362) vulnerability in Microsoft Windows 10 1507. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 29.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Concurrent execution using shared resource with improper synchronization ('race condition') in Workspace Broker allows an authorized attacker to elevate privileges locally.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.21073 · ≤ 10.0.10240.21073
microsoft
windows 10 1607
≤ 10.0.14393.8246 · ≤ 10.0.14393.8246
microsoft
windows 10 1809
≤ 10.0.17763.7558 · ≤ 10.0.17763.7558
microsoft
windows 10 21h2
≤ 10.0.19044.6093
microsoft
windows 10 22h2
≤ 10.0.19045.6093
microsoft
windows 11 22h2
≤ 10.0.22621.5624
microsoft
windows 11 23h2
≤ 10.0.22631.5624
microsoft
windows 11 24h2
≤ 10.0.26100.4652
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
≤ 10.0.14393.8246
+4 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-362

Accurate timestamps from internal clocks enable detection of race conditions by providing reliable event ordering in audit logs.

addresses: CWE-362

Coordination of concurrent security activities reduces the probability that shared resources will be accessed simultaneously without proper synchronization.

addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References