Vulnerability in Microsoft Office Online Server
CVE-2021-34451
Microsoft Office Online Server Spoofing Vulnerability
EPSS: 0.018 (76.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Microsoft Office Online Server — versions 16.0.1
- Microsoft Office_online_server
References
- af854a3a-2127-422b-91ae-364da2661108 (Patch, x_refsource_MISC, Vendor Advisory)
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2021-34451?
- CVE-2021-34451 is a medium-severity vulnerability in Microsoft Office Online Server. CVSS score: 5.3/10. Published 2021-07-16.
- How severe is CVE-2021-34451?
- Medium severity. CVSS v3 base score is 5.3 out of 10.