CVE-2023-33157

Name: CVE-2023-33157
Creator: NVD / NIST
Published: 2023-07-11T18:15:14.91+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 43.98%

Last modified Jun 17, 2026

CVE-2023-33157 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Microsoft SharePoint Remote Code Execution Vulnerability. EPSS estimates a 43.98% chance of exploitation in the next 30 days.

Description

Microsoft SharePoint Remote Code Execution Vulnerability

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

43.98%

98.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-94

Affected Software

Vendor	Product	Versions
Microsoft	Sharepoint Server	All versions
Microsoft	Sharepoint Server	2016
Microsoft	Sharepoint Server	2019

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33157Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33157Patch, Vendor Advisory

Timeline

Published: Jul 11, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33157?

Microsoft SharePoint Remote Code Execution Vulnerability

How severe is CVE-2023-33157?

CVE-2023-33157 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 43.98% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33157?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-33157?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST