Summary
Impact: Security Feature Bypass. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
What kind of security feature could be bypassed by successfully exploiting this vulnerability?
An attacker who successfully exploited this vulnerability could bypass the Windows Hello Facial and Fingerprint Recognition security feature.
Please see Windows Hello Face Authentication and/or Windows Hello Fingerprint Authentication for updated details.
Security updates
10.0.26200.6899 — https://support.microsoft.com/help/5066835
10.0.19044.6456 — https://support.microsoft.com/help/5066791
10.0.22621.6060 — https://support.microsoft.com/help/5066793
Vulnerabilities 1
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High 7.7
Windows Hello Security Feature Bypass Vulnerability
Cleartext transmission of sensitive information in Windows Hello allows an unauthorized attacker to bypass a security feature locally.
Revision history
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#1
Information published.
References
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CVE-2025-53139 Windows Hello Security Feature Bypass Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53139
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss