What is CVE-2023-41940?

CVE-2023-41940 is a medium-severity vulnerability in Jenkins Tap, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-09-06.

How severe is CVE-2023-41940?

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

XSS in Jenkins Tap

CVE-2023-41940

Jenkins TAP Plugin 2.3 and earlier does not escape TAP file contents, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control TAP file contents.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-09-06 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.006 (46.7th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.001

Affected products

Jenkins Tap
Jenkins Project Tap Plugin — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.jenkins.io/security/advisory/2023-09-06/ (vendor-advisory, Vendor Advisory)
www.openwall.com/lists/oss-security/2023/09/06/9 (Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2023-41940?: CVE-2023-41940 is a medium-severity vulnerability in Jenkins Tap, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-09-06.
How severe is CVE-2023-41940?: Medium severity. CVSS v3 base score is 5.4 out of 10.