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dwm information disclosure

About this tag
The dwm information disclosure tag covers vulnerabilities in the Windows Desktop Window Manager (DWM) Core Library that leak sensitive information. A key example is CVE-2026-48566, an Important-rated flaw addressed in June 2026 Patch Tuesday updates. While not as severe as remote code execution bugs, DWM information disclosure weaknesses are significant because DWM operates near every interactive desktop session, making them useful for building larger attack chains. Administrators should treat these bugs with attention, applying cumulative updates to mitigate risks. The tag focuses on practical guidance for understanding and patching such vulnerabilities in Windows client and server systems.
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    CVE-2026-48566 DWM Info Disclosure: June Patch Tuesday Update Guidance

    Microsoft published CVE-2026-48566 on June 9, 2026, as an Important-rated Windows DWM Core Library information disclosure vulnerability, addressed in the June Patch Tuesday updates for supported Windows client and server systems through the normal cumulative update channel. The bug is not the...
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    • cve-2026-48566 dwm information disclosure patch tuesday windows security
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