CVE-2021-34520EPSS p91.1%

CVE-2021-34520CVE-2021-34520

microsoft / sharepoint_foundation

Description

Microsoft SharePoint Server Remote Code Execution Vulnerability

Scoring

CVSS 8.1 ()
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS4.42% probability of exploitation · percentile 91.1% · 2026-10-05T12:00:23Z
Last modified2026-08-10
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.