Cyber Resilience

CVE-2025-55338

Medium

Published: 14 October 2025

Published
14 October 2025
Modified
22 February 2026
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score 0.0034 57.3th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-55338 is a medium-severity Missing Ability to Patch ROM Code (CWE-1310) vulnerability in Microsoft Windows 10 1507. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 42.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Missing Ability to Patch ROM Code in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

CWE(s)

Related Threats

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

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.21161
microsoft
windows 10 1607
≤ 10.0.14393.8519
microsoft
windows 10 1809
≤ 10.0.17763.7919
microsoft
windows 10 21h2
≤ 10.0.19044.6456
microsoft
windows 10 22h2
≤ 10.0.19045.6456
microsoft
windows 11 22h2
≤ 10.0.22621.6060
microsoft
windows 11 23h2
≤ 10.0.22631.6060
microsoft
windows 11 24h2
≤ 10.0.26100.6899
microsoft
windows 11 25h2
≤ 10.0.26200.6899
microsoft
windows server 2016
≤ 10.0.14393.8519
+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-288

Authorizing remote access reduces the ability to bypass authentication via unauthorized alternate remote channels.

addresses: CWE-288

Users can identify logons via alternate paths or channels by reviewing the previous logon time.

addresses: CWE-288

Adaptive requirements can apply across access paths, reducing the ability to bypass authentication via alternate channels or paths.

addresses: CWE-288

Centralized IdPs close alternate authentication paths that enable bypass.

addresses: CWE-288

Enforces authentication for non-organizational users, making it harder to bypass via alternate paths or channels.

addresses: CWE-288

Requires authentication to occur exclusively over the isolated trusted path, directly preventing bypass via alternate or untrusted channels.

References