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Windows 10 Version 21H2 EUVDEUVD-2026-43848

| CVE-2026-50302 MEDIUM
Improper Certificate Validation (CWE-295)
2026-07-14 microsoft GHSA-h8h9-72c6-9q22
4.2
CVSS 3.1 · Vendor: microsoft
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Severity by source

Vendor (microsoft) PRIMARY
4.2 MEDIUM
AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Primary rating from Vendor (microsoft) · only source for this CVE.

CVSS VectorVendor: microsoft

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
Jul 14, 2026 - 17:06 nvd
MEDIUM 4.2

DescriptionCVE.org

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

Analysis

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

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EUVD-2026-43848 vulnerability details – vuln.today

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