CVE-2020-2109
Improper Input Validation in Jenkins Pipeline: Groovy Plugin
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
- Record
CVE-2020-2109- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE ListNo score
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
- Record
CVE-2020-2109- Updated
- 2026-11-02
EUVDEUVD-2022-3340No score
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
- Record
EUVD-2022-3340- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-99mf-f3qh-wqrp
Improper Input Validation in Jenkins Pipeline: Groovy Plugin
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
- Record
GHSA-99mf-f3qh-wqrp- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
OSV
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
- Record
CVE-2020-2109- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-99mf-f3qh-wqrp
Improper Input Validation in Jenkins Pipeline: Groovy Plugin
Sandbox protection in Jenkins Pipeline: Groovy Plugin 2.78 and earlier can be circumvented through default parameter expressions in CPS-transformed methods.
- Record
GHSA-99mf-f3qh-wqrp- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
OSVRHSA-2020:2478
Red Hat Security Advisory: OpenShift Container Platform 3.11 jenkins-2-plugins security update
- Record
RHSA-2020:2478- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVRHSA-2020:2737
Red Hat Security Advisory: OpenShift Container Platform 4.4.z jenkins-2-plugins security update
- Record
RHSA-2020:2737- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVRHSA-2020:3616
Red Hat Security Advisory: OpenShift Container Platform 4.3.35 jenkins-2-plugins security update
- Record
RHSA-2020:3616- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.jenkins-ci.plugins.workflow:workflow-cpsMaven | through 2.78 | 2.79 |
org.jenkins-ci.plugins.workflow:workflow-cpsMaven | before 2.79, plus listed versions 0.1-beta-10.1-beta-20.1-beta-30.1-beta-40.1-beta-5 Show 45 moreShow less0.1-beta-60.1-beta-70.1-beta-81.01.0-beta-11.11.101.10-beta-11.10.11.111.11-beta-11.11-beta-21.11-beta-31.11-beta-41.121.12-beta-11.12-beta-21.12-beta-31.131.141.14-beta-11.14.11.14.1-beta-11.14.21.151.15-beta-11.21.31.41.4.11.4.21.4.31.4.3-beta-11.51.61.6-alpha-11.71.7-alpha-11.81.91.9-beta-12.02.12.102.11 | 2.79 |
jenkins-2-pluginsRed Hat:openshift:3.11::el7 From an advisory covering 8 CVEs | before 0:3.11.1591354111-1.el7 | 0:3.11.1591354111-1.el7 |
jenkins-2-pluginsRed Hat:openshift:4.4::el7 From an advisory covering 7 CVEs | before 0:4.4.1592817009-1.el7 | 0:4.4.1592817009-1.el7 |
jenkins-2-pluginsRed Hat:openshift:4.3::el7 From an advisory covering 7 CVEs | before 0:4.3.1597915133-1.el7 | 0:4.3.1597915133-1.el7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-2109 is a high vulnerability (CVSS 8.8) in Jenkins Project Pipeline: Groovy Plugin, published February 12, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.26%, the 69th percentile. Fixed in org.jenkins-ci.plugins.workflow:workflow-cps 2.79.
References
jenkins.io/security/advisory/2020-02-12
openwall.com/lists/oss-security/2020/02/12/3
nvd.nist.gov/vuln/detail/CVE-2020-2109
github.com/jenkinsci/workflow-cps-plugin/commit/41cb4e05eed6a901d0c8a8b0a460111a64c5e179
Show 41 moreShow less
access.redhat.com/errata/RHSA-2020:2478
bugzilla.redhat.com/show_bug.cgi?id=1819074
security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_2478.json
cve.org/CVERecord?id=CVE-2019-10392
Left out here: 96 versions. The JSON record has them.