What is CVE-2023-27904?

CVE-2023-27904 is a medium-severity vulnerability in Jenkins. CVSS score: 5.3/10. Published 2023-03-10.

How severe is CVE-2023-27904?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Jenkins

CVE-2023-27904

Jenkins 2.393 and earlier, LTS 2.375.3 and earlier prints an error stack trace on agent-related pages when agent connections are broken, potentially revealing information about Jenkins configuration that is otherwise inaccessible to attackers.

Published 2023-03-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.4th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 52.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Jenkins
Jenkins Project — versions 2.394, 2.375.4, 2.387.1

References

www.jenkins.io/security/advisory/2023-03-08/ (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-27904?: CVE-2023-27904 is a medium-severity vulnerability in Jenkins. CVSS score: 5.3/10. Published 2023-03-10.
How severe is CVE-2023-27904?: Medium severity. CVSS v3 base score is 5.3 out of 10.