PT-2025-42001 · Microsoft · Windows

Published 2025-10-14 · Updated 2025-10-23 · CVE-2025-53139

Positive Technologies (AI Summary)

CVSS v3.1

7.7

High

Base vector

AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions Windows (affected versions not specified)

Description A security flaw exists in Windows Hello, a biometric authentication feature. The issue involves the cleartext transmission of sensitive information, potentially allowing a local attacker to bypass security features. The vulnerability allows an attacker with local access to intercept or manipulate unencrypted data related to Windows Hello authentication processes.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Cleartext Transmission of Sensitive Information

Weakness Enumeration

CWE-319

Related Identifiers

BDU:2025-14064

CVE-2025-53139

Affected Products

Windows

References · 10

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-53139 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53139 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-53139 · Security Note
• https://osv.dev/vulnerability/CVE-2025-53139 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-53139 · Security Note
• https://bdu.fstec.ru/vul/2025-14064 · Security Note
• https://reddit.com/r/Automox/comments/1o6lcbo/patch_tuesday_signs_of_exploit_unity_runtime · Reddit Post
• https://t.me/cveNotify/140035 · Telegram Post
• https://twitter.com/CveTodo/status/1978171018741957099 · Twitter Post
• https://twitter.com/CVEnew/status/1978171235176734863 · Twitter Post