Microsoft Windows Security App

3 published vulnerabilities name this product.

As the CNAs write it in their CVE records (vendor and product); the versions are theirs.

CVEVulnerable versionsTitleSeverityPublishedEPSSExploitation
CVE-2026-1057251000.0.0.0 – < 1000.27840.1000.0Windows Security App Elevation of Privilege VulnerabilityHIGH 7.00.3 %
CVE-2025-537691000.0.0.0 – < 1000.27840.1000.0Windows Security App Spoofing VulnerabilityMEDIUM 5.50.4 %
CVE-2025-479561000.0.0.0 – < 1000.27840.1000.0Windows Security App Spoofing VulnerabilityMEDIUM 5.50.7 %