CVE-2023-21751

Name: CVE-2023-21751
Creator: NVD / NIST
Published: 2023-12-14T00:15:42.863+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2023-21751 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Azure DevOps Server Spoofing Vulnerability. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

Azure DevOps Server Spoofing Vulnerability

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.98%

57.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Microsoft	Azure Devops Server	2020.1.2
Microsoft	Azure Devops Server	2022.1.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21751Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21751Patch, Vendor Advisory

Timeline

Published: Dec 14, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-21751?

Azure DevOps Server Spoofing Vulnerability

How severe is CVE-2023-21751?

CVE-2023-21751 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2023-21751?

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-2023-21751?

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

Scan your code now

Source: NVD / NIST