CVE-2026-77503EPSS p24.8%

CVE-2026-77503CVE-2026-77503

microsoft / windows_10_1607

Description

Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.

Scoring

CVSS 8.4 ()
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.34% probability of exploitation · percentile 24.8% · 2026-10-05T12:00:23Z
Last modified2026-09-24
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.