CVE-2023-39151

Jenkins 2.415 and earlier, LTS 2.401.2 and earlier does not sanitize or properly encode URLs in build logs when transforming them into hyperlinks, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control build log contents.

• CWE-79

• http://www.openwall.com/lists/oss-security/2023/07/26/2Mailing List, Third Party Advisory
• https://www.jenkins.io/security/advisory/2023-07-26/#SECURITY-3188Vendor Advisory
• http://www.openwall.com/lists/oss-security/2023/07/26/2Mailing List, Third Party Advisory
• https://www.jenkins.io/security/advisory/2023-07-26/#SECURITY-3188Vendor Advisory

Published

Jul 26, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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