CVE-2026-53441
MEDIUM WAF: High
CVSS 5.4
Published: 2026-06-10
CWE-79
Jenkins 2.483 through 2.567 (both inclusive), LTS 2.492.1 through 2.555.2 (both inclusive) does not escape the user-provided description of a generic offline cause that could be set through the `POST config.xml` API, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure permission.
WAF Coverage Analysis
Cross-Site Scripting (XSS)
High WAF Coverage
OWASP: A03:2021 Injection
941xxx - XSS / XXE
Affected Software
| Vendor | Product | Version |
|---|---|---|
| jenkins | jenkins | 2.483 - 2.568 |
| jenkins | jenkins | 2.492.1 - 2.555.3 |
References
- www.jenkins.io (Vendor Advisory)