Important CVSS 8.8 EPSS 0.02249 2021-03 archive

Executive Summary

None

Overview

8.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Mar 9 2021
Last Updated Mar 9 2021
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02249 — 0.8061 percentile

CVSS Vector

ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 7.7

EPSS Score

0.02249
probability of exploitation in the next 30 days
0.8061 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

3 affected products
Product KB Article Severity Impact Restart Required
Microsoft SharePoint Enterprise Server 2016 4493195 (Security Update) Important Remote Code Execution Maybe
Microsoft SharePoint Foundation 2013 Service Pack 1 4493210 (Security Update) Important Remote Code Execution Maybe
Microsoft SharePoint Server 2019 4493194 (Security Update) Important Remote Code Execution Maybe

Patches

3 patches
Article Type Restart
4493195 Security Update Maybe
4493210 Security Update Maybe
4493194 Security Update Maybe

Known Exploits

Acknowledgments

@cjm00nw ) & Zhiniang Peng(@edwardzpeng) of Sangfor Lights Lab