CVE-2021-21616
Stored XSS vulnerability in Jenkins Active Choices Plugin
4.6
MEDIUM
CVSS 3.1
EPSS 2.0%
Description
Jenkins Active Choices Plugin 2.5.2 and earlier does not escape reference parameter values. This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission. Jenkins Active Choices Plugin 2.5.3 escapes reference parameter values.
How to fix CVE-2021-21616
To remediate CVE-2021-21616, upgrade the affected package to a fixed version below.
- —upgrade to 2.5.3 or later
Is CVE-2021-21616 being exploited?
Low — EPSS is 2.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.5.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.6 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N |