CVE-2020-2136
Improper Neutralization of Input During Web Page Generation in Jenkins Git Plugin
CVE-2020-2136 is a medium vulnerability (CVSS 5.4) in Jenkins Git, published March 9, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.85%, the 58th percentile. Fixed in org.jenkins-ci.plugins:git 4.2.1.
- Severity
- 5.4 MediumCVSS 3.1, NVD
- Exploit chance
- 0.85%EPSS, 58th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
4.2.1org.jenkins-ci.plugins:git +5 more
Description
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.jenkins-ci.plugins:gitMaven | through 4.2.0 | 4.2.1 |
gitAzure Linux:3 | through 2.45.4-3 | None known |
org.jenkins-ci.plugins:gitMaven | before 4.2.1, plus listed versions 1.2.01.3.01.4.01.5.01.6.0-beta-1 Show 45 moreShow less2.02.0-beta-22.0-beta-32.0.12.0.22.0.32.0.42.1.02.2.02.2.12.2.102.2.112.2.122.2.22.2.32.2.42.2.52.2.62.2.72.2.82.2.92.32.3-beta-12.3-beta-22.3-beta-32.3-beta-42.3.12.3.22.3.32.3.42.3.52.4.02.4.12.4.22.4.32.4.42.5.02.5.0-beta12.5.0-beta22.5.0-beta32.5.0-beta42.5.0-beta52.5.12.5.22.5.3 | 4.2.1 |
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 |
What each source reports
NVD Score used
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
CVE-2020-2136- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE ListNo score
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
CVE-2020-2136- Updated
- 2026-11-02
EUVDEUVD-2022-2769No score
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
EUVD-2022-2769- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6c7r-6p5m-cp82
Improper Neutralization of Input During Web Page Generation in Jenkins Git Plugin
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
GHSA-6c7r-6p5m-cp82- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVAZL-112949
CVE-2020-2136 affecting package git 2.45.4-3
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
AZL-112949- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-10
OSV
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
CVE-2020-2136- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Show 4 moreShow less
OSVGHSA-6c7r-6p5m-cp82
Improper Neutralization of Input During Web Page Generation in Jenkins Git Plugin
Jenkins Git Plugin 4.2.0 and earlier does not escape the error message for the repository URL for Microsoft TFS field form validation, resulting in a stored cross-site scripting vulnerability.
- Record
GHSA-6c7r-6p5m-cp82- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- 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
- 2026-11-13
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
- 2026-11-13
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
- 2026-11-13
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, aliases, references | OSV | |
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
jenkins.io/security/advisory/2020-03-09
openwall.com/lists/oss-security/2020/03/09/1
nvd.nist.gov/vuln/detail/CVE-2020-2136
github.com/jenkinsci/git-plugin/commit/f581998be38cfed8e080c672c4b7caa8b4a45979
access.redhat.com/errata/RHSA-2020:2478
Show 40 moreShow less
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: 67 versions. The JSON record has them.