CVE-2026-83798EPSS p11.1%

CVE-2026-83798CVE-2026-83798

Description

Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.

Scoring

CVSS 5.5 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS0.21% probability of exploitation · percentile 11.1% · 2026-10-16T12:02:51Z
Last modified2026-10-16
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.