Vulnerability CVE-2021-21616
Published: 2021-02-24

Description:
Jenkins Active Choices Plugin 2.5.2 and earlier does not escape reference parameter values, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.5/10
2.9/10
6.8/10
Exploit range
Attack complexity
Authentication
Remote
Medium
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Jenkins -> Active choices 

 References:
http://www.openwall.com/lists/oss-security/2021/02/24/3
https://www.jenkins.io/security/advisory/2021-02-24/#SECURITY-2192
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