Important CVSS 6.5 EPSS 0.02026 2020-12 archive

Executive Summary

None

Overview

6.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Security Feature Bypass
Released Dec 8 2020
Last Updated Dec 8 2020
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02026 — 0.78481 percentile

CVSS Vector

ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
High
USER INTERACTION
Required
SCOPE
Unchanged
Temporal Score: 5.7

EPSS Score

0.02026
probability of exploitation in the next 30 days
0.78481 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

4 affected products
Product KB Article Severity Impact Restart Required
Microsoft 365 Apps for Enterprise for 32-bit Systems Click to Run (Security Update) Important Security Feature Bypass No
Microsoft 365 Apps for Enterprise for 64-bit Systems Click to Run (Security Update) Important Security Feature Bypass No
Microsoft Excel 2016 (32-bit edition) 4486754 (Security Update) Important Security Feature Bypass Maybe
Microsoft Excel 2016 (64-bit edition) 4486754 (Security Update) Important Security Feature Bypass Maybe

Patches

2 patches
Article Type Restart
Click to Run Security Update No
4486754 Security Update Maybe

Known Exploits

Acknowledgments

Anonymous Finder