CVE-2026-45603EPSS p4.3%

CVE-2026-45603CVE-2026-45603

microsoft / windows_10_1607

Description

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Scoring

CVSS 7.0 ()
VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.15% probability of exploitation · percentile 4.3% · 2026-06-19T12:03:05Z
Last modified2026-06-11

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.