What is CVE-2023-43499?

CVE-2023-43499 is a medium-severity vulnerability in Jenkins Build Failure Analyzer, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-09-20.

How severe is CVE-2023-43499?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Jenkins Build Failure Analyzer

CVE-2023-43499

Jenkins Build Failure Analyzer Plugin 2.4.1 and earlier does not escape Failure Cause names in build logs, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to create or update Failure Causes.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (41.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Jenkins Build_failure_analyzer
Jenkins Project Build Failure Analyzer Plugin — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

jenkinsci-cert@googlegroups.com (vendor-advisory, Vendor Advisory)
jenkinsci-cert@googlegroups.com (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2023-43499?: CVE-2023-43499 is a medium-severity vulnerability in Jenkins Build Failure Analyzer, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-09-20.
How severe is CVE-2023-43499?: Medium severity. CVSS v3 base score is 5.4 out of 10.