← Back

CVE-2026-58638

nvd nist
Published: Jul 14, 2026Modified: Jul 17, 2026

JSON object

Loading...
5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Exploitability: 1.8 / Impact: 3.6
Source: NVD

Description

Missing cryptographic step in Windows Boot Loader allows an authorized attacker to bypass a security feature locally.

Affected (22)

Microsoft
12 products
Windows 10 1809
Windows 10 21h2
Windows 10 22h2
Windows 11 23h2
Windows 11 24h2
Windows 11 25h2
Windows 11 26h1
Windows Server 2012
Windows Server 2016
Windows Server 2019
Windows Server 2022
Windows Server 2025
Configuration A
22 vulnerable
Vulnerable SoftwareAffected Versions
Microsoft
Windows 10 1809
Before 10.0.17763.9020
Windows 10 1809
Before 10.0.17763.9020
Microsoft
Windows 10 21h2
Before 10.0.19044.7548
Windows 10 21h2
Before 10.0.19044.7548
Windows 10 21h2
Before 10.0.19044.7548
Microsoft
Windows 10 22h2
Before 10.0.19045.7548
Windows 10 22h2
Before 10.0.19045.7548
Windows 10 22h2
Before 10.0.19045.7548
Microsoft
Windows 11 23h2
Before 10.0.22631.7376
Windows 11 23h2
Before 10.0.22631.7376
Microsoft
Windows 11 24h2
Before 10.0.26100.8875
Windows 11 24h2
Before 10.0.26100.8875
Microsoft
Windows 11 25h2
Before 10.0.26200.8875
Windows 11 25h2
Before 10.0.26200.8875
Microsoft
Windows 11 26h1
Before 10.0.28000.2269
Windows 11 26h1
Before 10.0.28000.2269
Microsoft
Windows Server 2012
All versions
Windows Server 2012
Version r2
Windows Server 2016
Before 10.0.14393.9339
Windows Server 2019
Before 10.0.17763.9020
Windows Server 2022
Before 10.0.20348.5386
Windows Server 2025
Before 10.0.26100.33158

Related CWEs

CWE-325
Missing Cryptographic Step
The product does not implement a required step in a cryptographic algorithm, resulting in weaker encryption than advertised by the algorithm.

References (1)

Source: secure@microsoft.com
PatchVendor Advisory

Timeline

No history available yet.