Actively exploited in the wild
Microsoft Windows Type Confusion Vulnerability
Microsoft - Windows · Listed in the CISA KEV since 2026-02-10. This indicates confirmed attacks in production environments.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CVE-2026-21519
HighCVSS 7.8KEVSummary
W Menedżerze okien pulpitu występuje problem z dostępem do zasobów przy użyciu niekompatybilnego typu ('pomieszanie typów'), co pozwala autoryzowanemu atakującemu na lokalne podniesienie uprawnień.
Risk Assessment
Atakujący z odpowiednimi uprawnieniami może wykorzystać tę podatność do uzyskania wyższych uprawnień w systemie, co stwarza poważne zagrożenie dla bezpieczeństwa organizacji.
Recommendation
Zaleca się monitorowanie i ograniczenie dostępu do Menedżera okien pulpitu oraz regularne aktualizowanie systemu operacyjnego w celu załatania tej podatności.
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Original NVD description (English source)
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.