VULNERABILITY INTELLIGENCE
CVE-2021-34451
CVSS score5.3 MEDIUM
EPSS probability1.78%
CISA KEVNot currently listed
Published2021-07-16
Last modified2026-08-10
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Description
Microsoft Office Online Server Spoofing Vulnerability
Primary references
- secure@microsoft.com
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory