CVE-2023-25762 — Jenkins Pipeline: Build Step Plugin 2

Jenkins Pipeline: Build Step Plugin 2.18 and earlier does not escape job names in a JavaScript expression used in the Pipeline Snippet Generator, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control job names.

01What is this vulnerability?

Jenkins Pipeline: Build Step Plugin 2.18 and earlier does not escape job names in a JavaScript expression used in the Pipeline Snippet Generator, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control job names.

02Affected products

Vendor	Product	Versions
Jenkins Project	Jenkins Pipeline: Build Step Plugin	unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-02-15T00:00:00.000Z
• Last modified: 2025-03-19T18:48:35.472Z

09References

• www.jenkins.io — https://www.jenkins.io/security/advisory/2023-02-15/#SECURITY-3019
• www.openwall.com — http://www.openwall.com/lists/oss-security/2023/02/15/4