Cyber Resilience

CVE-2025-55236

High

Published: 09 September 2025

Published
09 September 2025
Modified
12 September 2025
KEV Added
Patch
CVSS Score v3.1 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0018 39.9th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-55236 is a high-severity Time-of-check Time-of-use (TOCTOU) Race Condition (CWE-367) vulnerability in Microsoft Windows 10 1809. Its CVSS base score is 7.3 (High).

Operationally, ranked at the 39.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Time-of-check time-of-use (toctou) race condition in Graphics Kernel allows an authorized attacker to execute code locally.

CWE(s)

Related Threats

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

Affected Assets

microsoft
windows 10 1809
≤ 10.0.17763.7792 · ≤ 10.0.17763.7792
microsoft
windows 10 21h2
≤ 10.0.19044.6332
microsoft
windows 10 22h2
≤ 10.0.19045.6332
microsoft
windows 11 22h2
≤ 10.0.22621.5909
microsoft
windows 11 23h2
≤ 10.0.22631.5909
microsoft
windows 11 24h2
≤ 10.0.26100.6508
microsoft
windows server 2019
≤ 10.0.17763.7792
microsoft
windows server 2022
≤ 10.0.20348.4106
microsoft
windows server 2022 23h2
≤ 10.0.25398.1849
microsoft
windows server 2025
≤ 10.0.26100.6508

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-367

Timestamps meeting UTC or offset standards help identify TOCTOU issues through precise chronological reconstruction of check/use operations.

References