CVE-2021-21635
Stored XSS vulnerability in Jenkins REST List Parameter Plugin
5.4
MEDIUM
CVSS 3.1
EPSS 0.21%
Description
Jenkins REST List Parameter Plugin 1.3.0 and earlier does not escape a parameter name reference in embedded JavaScript. This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Job/Configure permission. Jenkins REST List Parameter Plugin 1.3.1 no longer identifies a parameter using user-specified content.
How to fix CVE-2021-21635
To remediate CVE-2021-21635, upgrade the affected package to a fixed version below.
- —upgrade to 1.3.1 or later
Is CVE-2021-21635 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.3.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |