High severity8.8NVD Advisory· Published Mar 25, 2020· Updated Jun 17, 2026

CVE-2020-2166

Description

Jenkins Pipeline: AWS Steps Plugin 1.40 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.

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
de.taimos:pipeline-awsMaven	< 1.41	1.41

Affected products

Jenkins Project/Pipeline\
cpe:2.3:a:jenkins:pipeline\:_aws_steps:*:*:*:*:*:jenkins:*:*
Range: <=1.40
ghsa-coords
pkg:maven/de.taimos/pipeline-aws
Range: < 1.41
Jenkins Project/Jenkins Jira Pipeline Steps Plugincpe-rescue
Range: unspecified

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2020/03/25/2nvdMailing ListThird Party AdvisoryWEB
github.com/advisories/GHSA-w598-25hm-jqx3ghsaADVISORY
jenkins.io/security/advisory/2020-03-25/nvdVendor AdvisoryWEB
nvd.nist.gov/vuln/detail/CVE-2020-2166ghsaADVISORY

News mentions

Jenkins Security Advisory 2020-03-25
Jenkins Security Advisories · Mar 25, 2020

cvss	0.572
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000