Medium severity4.6NVD Advisory· Published Feb 24, 2021· Updated Jun 17, 2026

CVE-2021-21616

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
org.biouno:uno-choiceMaven	< 2.5.3	2.5.3

Affected products

ghsa-coords
pkg:maven/org.biouno/uno-choice
Range: < 2.5.3
Jenkins Project/Active Directory Jenkins Plugincpe-rescue
Range: unspecified
Jenkins Project/Active Choices
cpe:2.3:a:jenkins:active_choices:*:*:*:*:*:jenkins:*:*
Range: <=2.5.2

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2021/02/24/3nvdMailing ListThird Party AdvisoryWEB
github.com/advisories/GHSA-4f6x-g5vh-8jm5ghsaADVISORY
nvd.nist.gov/vuln/detail/CVE-2021-21616ghsaADVISORY
www.jenkins.io/security/advisory/2021-02-24/nvdVendor AdvisoryWEB
github.com/jenkinsci/active-choices-plugin/commit/d0b768c18bafd812b52fe579def8b14e26033ec9ghsaWEB

News mentions

Jenkins Security Advisory 2021-02-24
Jenkins Security Advisories · Feb 24, 2021

cvss	0.299
epss	0.063
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000