Important CVSS 8.8 EPSS 0.02254 2023-09 archive

Executive Summary

None

Overview

8.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Elevation of Privilege
Released Sep 12 2023
Last Updated Sep 12 2023
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02254 — 0.80655 percentile
NVD CVSS 8.8 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 7.7

EPSS Score

0.02254
probability of exploitation in the next 30 days
0.80655 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

3 affected products
Product KB Article Severity Impact Restart Required
Microsoft SharePoint Enterprise Server 2016 5002494 (Security Update) Important Elevation of Privilege Maybe
Microsoft SharePoint Server 2019 5002472 (Security Update) Important Elevation of Privilege Maybe
Microsoft SharePoint Server Subscription Edition 5002474 (Security Update) Important Elevation of Privilege Maybe

Patches

3 patches
Article Type Restart
5002494 Security Update Maybe
5002472 Security Update Maybe
5002474 Security Update Maybe

Known Exploits

Acknowledgments