CVE-2026-88164EPSS p53.8%

CVE-2026-88164CVE-2026-88164

Description

Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.74% probability of exploitation · percentile 53.8% · 2026-10-17T12:00:28Z
Last modified2026-10-16
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.