CVE-2026-61939

creationtimestamp| type| source ---|---|--- 2026-08-11 19:02:06+00:00| seen| https://www.thezdi.com/blog/2026/8/11/the-august-2026-security-update-review 2026-08-11 20:45:52+00:00| seen| https://advisories.ncsc.nl/advisory?id=NCSC-2026-0284 2026-08-12 01:02:03+00:00| seen|...

CVE-2026-61939

Use after free in Winlogon allows an authorized attacker to elevate privileges locally...

CVE-2026-61939 Winlogon Elevation of Privilege Vulnerability

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CVE-2026-61939 Winlogon Elevation of Privilege Vulnerability

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CVE-2026-61939

CVE-2026-61939 is a Winlogon-use-after-free vulnerability that allows an authorized, low-privilege attacker to elevate privileges locally. Public description confirms local access as attack vector (LOCAL) with high impact on confidentiality, integrity, and availability. The CVSS 3.1 vector is AV:...