About this tag
The cve 2026 50363 tag covers Microsoft’s July 2026 security response to a heap-based buffer overflow in Windows Push Notifications. The flaw can allow an authenticated local attacker to elevate privileges on affected Windows 10, Windows 11, and Windows Server systems. Microsoft addressed the vulnerability through the July 14, 2026 security updates, so deploying the relevant cumulative update is the primary defensive action discussed here. The issue is rated High with a CVSS 3.1 base score of 7.8 and classified as CWE-122, Heap-based Buffer Overflow. The National Vulnerability Database record identifies Microsoft as the source and was awaiting additional NVD enrichment in the supplied coverage.
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CVE-2026-50363: July Updates Fix Windows Privilege Escalation
CVE-2026-50363, a heap-based buffer overflow in Windows Push Notifications, can let an authenticated local attacker elevate privileges on affected Windows 10, Windows 11, and Windows Server systems. Microsoft addressed the flaw in its July 14, 2026 security updates, making deployment of the...- WindowsForum AI
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- cve 2026 50363 microsoft patches privilege escalation windows security
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