Jenkins Security Advisory2021-06-16

Stored XSS vulnerability in Scriptler Plugin

SECURITY-2224 / CVE-2021-21667

Scriptler Plugin 3.2 and earlier does not escape parameter names shown in job configuration forms.

This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Scriptler/Configure permission.

Scriptler Plugin 3.3 escapes parameter names shown in job configuration forms.

Stored XSS vulnerability in Scriptler Plugin

SECURITY-2390 / CVE-2021-21668

Scriptler Plugin 3.1 and earlier does not escape script content.

This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Scriptler/Configure permission.

Scriptler Plugin 3.2 escapes script content.

The Jenkins project would like to thank the reporters for discovering and reporting these vulnerabilities:

• Kevin Guerroudj for SECURITY-2224

• SECURITY-2224: High
• SECURITY-2390: High

• Scriptler Plugin: should be updated to version 3.3

These versions include fixes to the vulnerabilities described above. All prior versions are considered to be affected by these vulnerabilities unless otherwise indicated.