Jenkins Security Advisory 2021-02-24
The advisory describes vulnerabilities in six Jenkins plugins and provides fixed versions for each.
- Products
- Active Choices Plugin, Artifact Repository Parameter Plugin, Claim Plugin, Configuration Slicing Plugin, Repository Connector Plugin, Support Core Plugin
- Affected versions
- up to and including 1.0.0, up to and including 1.51, up to and including 2.0.2, up to and including 2.18.1, up to and including 2.5.2, up to and including 2.72
- Fixed versions
- 1.0.1, 1.52, 2.0.3, 2.18.2, 2.5.3, 2.72.1
- CVEs
- CVE-2021-21616, CVE-2021-21617, CVE-2021-21618, CVE-2021-21619, CVE-2021-21620, CVE-2021-21621, CVE-2021-21622
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 16:35 UTC · Revision 1
Source evidence
Jenkins Security Advisory 2021-02-24
official-jenkins-security-advisories · Original sourcePublished 24 Feb 2021, 12:00 UTC
The advisory describes vulnerabilities in six Jenkins plugins and provides fixed versions for each.
These versions include fixes to the vulnerabilities described above.
Active Choices Plugin
Fixed versions: 2.5.3
Prerequisites: Job/Configure permission
Artifact Repository Parameter Plugin
Fixed versions: 1.0.1
Prerequisites: Job/Configure permission
Claim Plugin
Fixed versions: 2.18.2
Prerequisites: able to control the display names of Jenkins users
Configuration Slicing Plugin
Fixed versions: 1.52
Repository Connector Plugin
Fixed versions: 2.0.3
Prerequisites: Item/Configure permission
Support Core Plugin
Fixed versions: 2.72.1
Prerequisites: access to support bundle content and the Jenkins instance
Complete source record
{
"id": "62e58d84886b2f5dd5f23ae5388c71f8816c32dc17c11c4852ef46a6f4700a82",
"url": "https://www.jenkins.io/security/advisory/2021-02-24/",
"method": "llm",
"payload": {
"kind": "patch",
"title": "Jenkins Security Advisory 2021-02-24",
"summary": "The advisory describes vulnerabilities in six Jenkins plugins and provides fixed versions for each.",
"evidence": "These versions include fixes to the vulnerabilities described above.",
"products": [
{
"name": {
"value": "Active Choices Plugin",
"evidence": "Active Choices Plugin 2.5.3"
},
"prerequisites": [
{
"value": "Job/Configure permission",
"evidence": "exploitable by attackers with Job/Configure permission"
}
],
"fixed_versions": [
{
"value": "2.5.3",
"evidence": "Active Choices Plugin should be updated to version 2.5.3"
}
],
"affected_versions": [
{
"value": "up to and including 2.5.2",
"evidence": "Active Choices Plugin up to and including 2.5.2"
}
]
},
{
"name": {
"value": "Artifact Repository Parameter Plugin",
"evidence": "Artifact Repository Parameter Plugin 1.0.1"
},
"prerequisites": [
{
"value": "Job/Configure permission",
"evidence": "exploitable by attackers with Job/Configure permission"
}
],
"fixed_versions": [
{
"value": "1.0.1",
"evidence": "Artifact Repository Parameter Plugin should be updated to version 1.0.1"
}
],
"affected_versions": [
{
"value": "up to and including 1.0.0",
"evidence": "Artifact Repository Parameter Plugin up to and including 1.0.0"
}
]
},
{
"name": {
"value": "Claim Plugin",
"evidence": "Claim Plugin 2.18.2"
},
"prerequisites": [
{
"value": "able to control the display names of Jenkins users",
"evidence": "exploitable by attackers who are able to control the display names of Jenkins users"
}
],
"fixed_versions": [
{
"value": "2.18.2",
"evidence": "Claim Plugin should be updated to version 2.18.2"
}
],
"affected_versions": [
{
"value": "up to and including 2.18.1",
"evidence": "Claim Plugin up to and including 2.18.1"
}
]
},
{
"name": {
"value": "Configuration Slicing Plugin",
"evidence": "Configuration Slicing Plugin 1.52"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.52",
"evidence": "Configuration Slicing Plugin should be updated to version 1.52"
}
],
"affected_versions": [
{
"value": "up to and including 1.51",
"evidence": "Configuration Slicing Plugin up to and including 1.51"
}
]
},
{
"name": {
"value": "Repository Connector Plugin",
"evidence": "Repository Connector Plugin 2.0.3"
},
"prerequisites": [
{
"value": "Item/Configure permission",
"evidence": "exploitable by attackers with Item/Configure permission"
}
],
"fixed_versions": [
{
"value": "2.0.3",
"evidence": "Repository Connector Plugin should be updated to version 2.0.3"
}
],
"affected_versions": [
{
"value": "up to and including 2.0.2",
"evidence": "Repository Connector Plugin up to and including 2.0.2"
}
]
},
{
"name": {
"value": "Support Core Plugin",
"evidence": "Support Core Plugin 2.72.1"
},
"prerequisites": [
{
"value": "access to support bundle content and the Jenkins instance",
"evidence": "Attackers with access to support bundle content and the Jenkins instance could use this information"
}
],
"fixed_versions": [
{
"value": "2.72.1",
"evidence": "Support Core Plugin should be updated to version 2.72.1"
}
],
"affected_versions": [
{
"value": "up to and including 2.72",
"evidence": "Support Core Plugin up to and including 2.72"
}
]
}
],
"severity": "unknown",
"fixed_cves": [],
"related_cves": [
{
"value": "CVE-2021-21616",
"evidence": "SECURITY-2192 / CVE-2021-21616"
},
{
"value": "CVE-2021-21617",
"evidence": "SECURITY-2003 / CVE-2021-21617"
},
{
"value": "CVE-2021-21618",
"evidence": "SECURITY-2183 / CVE-2021-21618"
},
{
"value": "CVE-2021-21619",
"evidence": "SECURITY-2188 (1) / CVE-2021-21619"
},
{
"value": "CVE-2021-21620",
"evidence": "SECURITY-2188 (2) / CVE-2021-21620"
},
{
"value": "CVE-2021-21621",
"evidence": "SECURITY-2150 / CVE-2021-21621"
},
{
"value": "CVE-2021-21622",
"evidence": "SECURITY-2168 / CVE-2021-21622"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "official-jenkins-security-advisories",
"document_id": 23974,
"published_at": "2021-02-24T12:00:00+00:00"
}