Jenkins CLI Deserialization of Untrusted Data vulnerability
The Jenkins CLI subsystem in Jenkins before 1.638 and LTS before 1.625.2 allows remote attackers to execute arbitrary code via a crafted serialized Java object, related to a problematic webapps/ROOT/WEB-INF/lib/commons-collections-*.jar file and the "Groovy variant in ysoserial".
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.jenkins-ci.main:cli | < 1.625.2, >= 1.626, < 1.638 | 1.625.2, 1.638 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2015-8103
- https://github.com/jenkinsci/jenkins/commit/5bd9b55a2a3249939fd78c501b8959a804c1164b
- https://github.com/jenkinsci/jenkins/commit/b4193d1132089286ebeaf9d8872c839ad473329c
- https://access.redhat.com/errata/RHSA-2016:0070
- https://github.com/jenkinsci/jenkins
- https://jenkins-ci.org/content/mitigating-unauthenticated-remote-code-execution-0-day-jenkins-cli
- https://web.archive.org/web/20151225025917/http://www.securityfocus.com/bid/77636
- https://wiki.jenkins-ci.org/display/SECURITY/Jenkins+Security+Advisory+2015-11-11
- https://www.exploit-db.com/exploits/38983
- http://foxglovesecurity.com/2015/11/06/what-do-weblogic-websphere-jboss-jenkins-opennms-and-your-application-have-in-common-this-vulnerability/#jenkins
- http://packetstormsecurity.com/files/134805/Jenkins-CLI-RMI-Java-Deserialization.html
- http://rhn.redhat.com/errata/RHSA-2016-0489.html
- http://www.openwall.com/lists/oss-security/2015/11/09/5
- http://www.openwall.com/lists/oss-security/2015/11/18/11
- http://www.openwall.com/lists/oss-security/2015/11/18/13
- http://www.openwall.com/lists/oss-security/2015/11/18/2
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-502- Platform
- Java / Kotlin (Maven)
- Package
org.jenkins-ci.main:cli- Disclosed
- 13.05.2022
- Updated
- 11.10.2026 12:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-wfw7-6632-xcv2 - CC BY 4.0
Vulnerability history: org.jenkins-ci.main:cli
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 05.2022 12.2025
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 1
Disclosures per year
- 2022: 1
- 2023: 0
- 2024: 0
- 2025: 1
- 2026: 0
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