What is CVE-2023-24441?

CVE-2023-24441 is a critical-severity vulnerability in Jenkins Mstest, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2023-01-26.

How severe is CVE-2023-24441?

Critical severity. CVSS v3 base score is 9.8 out of 10.

XXE in Jenkins Mstest

CVE-2023-24441

Jenkins MSTest Plugin 1.0.0 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.

Vulnerability class: XXE (XML External Entity)

Published 2023-01-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.5th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Jenkins Mstest
Jenkins Project Mstest Plugin — versions unspecified, next of 1.0.0

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

www.jenkins.io/security/advisory/2023-01-24/ (Vendor Advisory)

Frequently asked questions

What is CVE-2023-24441?: CVE-2023-24441 is a critical-severity vulnerability in Jenkins Mstest, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 9.8/10. Published 2023-01-26.
How severe is CVE-2023-24441?: Critical severity. CVSS v3 base score is 9.8 out of 10.