Critical CVSS 8.8 EPSS 0.05155 2023-07 archive

Executive Summary

None

Overview

8.8
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Jul 11 2023
Last Updated Jul 11 2023
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.05155 — 0.91344 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

0.05155
probability of exploitation in the next 30 days
0.91344 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 5002425 (Security Update) Critical Remote Code Execution Maybe
Microsoft SharePoint Server 2019 5002423 (Security Update) Critical Remote Code Execution Maybe
Microsoft SharePoint Server Subscription Edition 5002424 (Security Update) Critical Remote Code Execution Maybe

Patches

3 patches
Article Type Restart
5002425 Security Update Maybe
5002423 Security Update Maybe
5002424 Security Update Maybe

Known Exploits

Acknowledgments