Important CVSS 6.5 EPSS 0.01786 2023-05 archive

Executive Summary

None

Overview

6.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
More Likely
MS Exploit Likelihood
Category Information Disclosure
Released May 9 2023
Last Updated May 9 2023
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.01786 — 0.75446 percentile
NVD CVSS 6.5 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
ATTACK VECTOR
Network
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
None
AVAILABILITY
None
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 5.7

EPSS Score

0.01786
probability of exploitation in the next 30 days
0.75446 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 5002397 (Security Update) Important Information Disclosure Maybe
Microsoft SharePoint Server 2019 5002389 (Security Update) Important Information Disclosure Maybe
Microsoft SharePoint Server Subscription Edition 5002390 (Security Update) Important Information Disclosure Maybe

Patches

3 patches
Article Type Restart
5002397 Security Update Maybe
5002389 Security Update Maybe
5002390 Security Update Maybe

Known Exploits