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CVE Vulnerability Details :
CVE-2026-50302
PUBLISHED
More InfoOfficial Page
Assigner-microsoft
Assigner Org ID-f38d906d-7342-40ea-92c1-6c4a2c6478c8
View Known Exploited Vulnerability (KEV) details
Published At-14 Jul, 2026 | 17:06
Updated At-20 Jul, 2026 | 23:09
Rejected At-
▼CVE Numbering Authority (CNA)
Windows Cryptographic Services Security Feature Bypass Vulnerability

Improper certificate validation in Windows Cryptographic Services allows an unauthorized attacker to bypass a security feature over a network.

Affected Products
Vendor
Microsoft CorporationMicrosoft
Product
Windows 10 Version 21H2
Platforms
  • 32-bit Systems
  • ARM64-based Systems
  • x64-based Systems
Versions
Affected
  • From 10.0.19044.0 before 10.0.19044.7548 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows 10 Version 22H2
Platforms
  • 32-bit Systems
  • ARM64-based Systems
  • x64-based Systems
Versions
Affected
  • From 10.0.19045.0 before 10.0.19045.7548 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows 11 Version 24H2
Platforms
  • ARM64-based Systems
  • x64-based Systems
Versions
Affected
  • From 10.0.26100.0 before 10.0.26100.8875 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows 11 Version 25H2
Platforms
  • ARM64-based Systems
  • x64-based Systems
Versions
Affected
  • From 10.0.26200.0 before 10.0.26200.8875 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows 11 version 26H1
Platforms
  • ARM64-based Systems
  • x64-based Systems
Versions
Affected
  • From 10.0.28000.0 before 10.0.28000.2269 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows Server 2022
Platforms
  • x64-based Systems
Versions
Affected
  • From 10.0.20348.0 before 10.0.20348.5386 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows Server 2025
Platforms
  • x64-based Systems
Versions
Affected
  • From 10.0.26100.0 before 10.0.26100.33158 (custom)
Vendor
Microsoft CorporationMicrosoft
Product
Windows Server 2025 (Server Core installation)
Platforms
  • x64-based Systems
Versions
Affected
  • From 10.0.26100.0 before 10.0.26100.33158 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-295CWE-295: Improper Certificate Validation
Type: CWE
CWE ID: CWE-295
Description: CWE-295: Improper Certificate Validation
Metrics
VersionBase scoreBase severityVector
3.14.2MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
Version: 3.1
Base score: 4.2
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50302
vendor-advisory
patch
Hyperlink: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50302
Resource:
vendor-advisory
patch
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found