| Package | Affected versions | Patched versions |
|---|---|---|
| org.jenkins-ci.main:jenkins-core | ≥ 2.346, < 2.346.1≥ 2.350, < 2.356< 2.332.4 | 2.346.12.3562.332.4 |
| jenkins | ≥ 2.321, ≤ 2.355≥ 2.332.1, ≤ 2.332.3 |
Since Jenkins 2.321 and LTS 2.332.1, the HTML output generated for new symbol-based SVG icons includes the title attribute of l:ionicon until Jenkins 2.334 and alt attribute of l:icon since Jenkins 2.335 without further escaping.
This vulnerability is known to be exploitable by attackers with Job/Configure permission.
Jenkins 2.356, LTS 2.332.4 and LTS 2.346.1 addresses this vulnerability, the title attribute of l:ionicon (Jenkins LTS 2.332.4) and alt attribute of l:icon (Jenkins 2.356 and LTS 2.346.1) are escaped in the generated HTML output.
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