CVE-2020-2189
RCE vulnerability in SCM Filter Jervis Plugin
Jenkins SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.
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
Jenkins SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.
- Record
CVE-2020-2189- 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-502
- Updated
- 2026-11-02
CVE List No score
Jenkins SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.
- Record
CVE-2020-2189- Updated
- 2026-11-02
EUVDEUVD-2022-2386 No score
Jenkins SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.
- Record
EUVD-2022-2386- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4hhq-j3xw-wj89
RCE vulnerability in SCM Filter Jervis Plugin
SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types. This results in a remote code execution (RCE) vulnerability exploitable by users able to configure jobs with the filter, or control the contents of a previously configured job’s SCM repository.
SCM Filter Jervis Plugin 0.3 configures its YAML parser to only instantiate safe types.
- Record
GHSA-4hhq-j3xw-wj89- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
OSV
Jenkins SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.
- Record
CVE-2020-2189- 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-4hhq-j3xw-wj89
RCE vulnerability in SCM Filter Jervis Plugin
SCM Filter Jervis Plugin 0.2.1 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types. This results in a remote code execution (RCE) vulnerability exploitable by users able to configure jobs with the filter, or control the contents of a previously configured job’s SCM repository.
SCM Filter Jervis Plugin 0.3 configures its YAML parser to only instantiate safe types.
- Record
GHSA-4hhq-j3xw-wj89- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-502
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
io.jenkins.plugins:scm-filter-jervisMaven |
through 0.2.1 | 0.3 |
io.jenkins.plugins:scm-filter-jervisMaven |
before 0.3, plus listed versions 0.10.20.2.1 |
0.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| 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-2020-2189 is a high vulnerability (CVSS 8.8) in Jenkins Project Scm Filter Jervis Plugin, published May 6, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.28%, the 83rd percentile. Fixed in io.jenkins.plugins:scm-filter-jervis 0.3.
References
jenkins.io/security/advisory/2020-05-06
openwall.com/lists/oss-security/2020/05/06/3
nvd.nist.gov/vuln/detail/CVE-2020-2189
github.com/jenkinsci/scm-filter-jervis-plugin/commit/a36e8bdef3a2a84737b64a898da4106793997273