cve-2026-42971

CVE-2026-42971 is a Microsoft-tracked information disclosure vulnerability in Windows Push Notifications, published on June 9, 2026. It affects supported Windows client and server releases with a medium CVSS 3.1 score of 5.5. The vulnerability requires local, authorized access, making it less severe than remote code execution flaws. Windows Push Notifications is a system component handling identity, application state, and messaging. Administrators should prioritize patching as part of routine updates rather than panic. Discussions on WindowsForum.com cover the technical details, affected versions, and practical patch management advice for this medium-risk disclosure.