Summary
Impact: Spoofing. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
Security updates
1000.27840.1000.0 — https://support.microsoft.com/en-us/windows/stay-protected-with-the-windows-security-app-2ae0363d-0ada-c064-8b56-6a39afb6a963
Vulnerabilities 1
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Medium 5.5
Windows Security App Spoofing Vulnerability
External control of file name or path in Windows Security App allows an authorized attacker to perform spoofing locally.
Revision history
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#1
Information published.
References
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CVE-2025-53769 Windows Security App Spoofing Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53769
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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