CVE-2021-21666 Information

Description

Jenkins Kiuwan Plugin 1.6.0 and earlier does not escape query parameters in an error message for a form validation endpoint resulting in a reflected cross-site scripting (XSS) vulnerability.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Reference

https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-2367 http://www.openwall.com/lists/oss-security/2021/06/10/14

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

6.1