CVE-2020-2254
Path traversal vulnerability in Blue Ocean Plugin
Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
- Record
CVE-2020-2254- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:P/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
- Record
CVE-2020-2254- Updated
- 2026-11-02
EUVDEUVD-2022-5406 No score
Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
- Record
EUVD-2022-5406- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vq7j-6pcq-f48p
Path traversal vulnerability in Blue Ocean Plugin
Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag, blueocean.features.GIT_READ_SAVE_TYPE, that when set to the value clone allows an attacker with Item/Configure or Item/Create permission to read arbitrary files on the Jenkins controller file system.
Blue Ocean Plugin 1.23.3 no longer includes this feature and redirects existing usage to a safer alternative.
- Record
GHSA-vq7j-6pcq-f48p- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSV
Jenkins Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag that, when enabled, allows an attacker with Job/Configure or Job/Create permission to read arbitrary files on the Jenkins controller file system.
- Record
CVE-2020-2254- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-vq7j-6pcq-f48p
Path traversal vulnerability in Blue Ocean Plugin
Blue Ocean Plugin 1.23.2 and earlier provides an undocumented feature flag, blueocean.features.GIT_READ_SAVE_TYPE, that when set to the value clone allows an attacker with Item/Configure or Item/Create permission to read arbitrary files on the Jenkins controller file system.
Blue Ocean Plugin 1.23.3 no longer includes this feature and redirects existing usage to a safer alternative.
- Record
GHSA-vq7j-6pcq-f48p- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-22
- Updated
- 2026-11-02
OSVRHSA-2020:4297
Red Hat Security Advisory: OpenShift Container Platform 4.6.1 package security update
- Record
RHSA-2020:4297- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVRHSA-2020:5102
Red Hat Security Advisory: OpenShift Container Platform 3.11.318 jenkins-2-plugins security update
- Record
RHSA-2020:5102- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
io.jenkins.blueocean:blueoceanMaven |
through 1.23.2 | 1.23.3 |
io.jenkins.blueocean:blueoceanMaven |
before 1.23.3, plus listed versions 1.0-alpha-11.0-alpha-21.0-alpha-31.0-alpha-41.0-alpha-5 Show 45 moreShow less1.0-alpha-61.0-alpha-71.0-alpha-81.0-alpha-91.0.01.0.0-b011.0.0-b021.0.0-b031.0.0-b041.0.0-b051.0.0-b061.0.0-b071.0.0-b081.0.0-b091.0.0-b101.0.0-b111.0.0-b121.0.0-b131.0.0-b141.0.0-b151.0.0-b161.0.0-b171.0.0-b181.0.0-b191.0.0-b19-beta-11.0.0-b201.0.0-b20-beta-11.0.0-b211.0.0-b21-beta-11.0.0-b221.0.0-b231.0.0-b241.0.0-b251.0.0-rc11.0.0-rc21.0.0-rc31.0.0-rc41.0.11.1.01.1.0-beta-11.1.0-beta-21.1.0-beta-41.1.0-beta-81.1.0-beta-91.1.1 |
1.23.3 |
jenkins-2-pluginsRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:4.6.1601368321-1.el8 | 0:4.6.1601368321-1.el8 |
openshift-clientsRed Hat:openshift:4.6::el7 From an advisory covering 9 CVEs |
before 0:4.6.0-202010081244.p0.git.3794.4743d24.el7 | 0:4.6.0-202010081244.p0.git.3794.4743d24.el7 |
openshift-clients-redistributableRed Hat:openshift:4.6::el7 From an advisory covering 9 CVEs |
before 0:4.6.0-202010081244.p0.git.3794.4743d24.el7 | 0:4.6.0-202010081244.p0.git.3794.4743d24.el7 |
openshift-clientsRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:4.6.0-202010081244.p0.git.3794.4743d24.el8 | 0:4.6.0-202010081244.p0.git.3794.4743d24.el8 |
openshift-clients-redistributableRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:4.6.0-202010081244.p0.git.3794.4743d24.el8 | 0:4.6.0-202010081244.p0.git.3794.4743d24.el8 |
containers-commonRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 1:1.1.1-2.rhaos4.6.el8 | 1:1.1.1-2.rhaos4.6.el8 |
podmanRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
podman-debuginfoRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
Show 15 moreShow less
| Package | Affected | Fixed |
|---|---|---|
podman-debugsourceRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
podman-dockerRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
podman-remoteRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
podman-remote-debuginfoRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
podman-testsRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.9.3-3.rhaos4.6.el8 | 0:1.9.3-3.rhaos4.6.el8 |
skopeoRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 1:1.1.1-2.rhaos4.6.el8 | 1:1.1.1-2.rhaos4.6.el8 |
skopeo-debuginfoRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 1:1.1.1-2.rhaos4.6.el8 | 1:1.1.1-2.rhaos4.6.el8 |
skopeo-debugsourceRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 1:1.1.1-2.rhaos4.6.el8 | 1:1.1.1-2.rhaos4.6.el8 |
skopeo-testsRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 1:1.1.1-2.rhaos4.6.el8 | 1:1.1.1-2.rhaos4.6.el8 |
runcRed Hat:openshift:4.6::el7 From an advisory covering 9 CVEs |
before 0:1.0.0-81.rhaos4.6.git5b757d4.el7 | 0:1.0.0-81.rhaos4.6.git5b757d4.el7 |
runc-debuginfoRed Hat:openshift:4.6::el7 From an advisory covering 9 CVEs |
before 0:1.0.0-81.rhaos4.6.git5b757d4.el7 | 0:1.0.0-81.rhaos4.6.git5b757d4.el7 |
runcRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.0.0-81.rhaos4.6.git5b757d4.el8 | 0:1.0.0-81.rhaos4.6.git5b757d4.el8 |
runc-debuginfoRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.0.0-81.rhaos4.6.git5b757d4.el8 | 0:1.0.0-81.rhaos4.6.git5b757d4.el8 |
runc-debugsourceRed Hat:openshift:4.6::el8 From an advisory covering 9 CVEs |
before 0:1.0.0-81.rhaos4.6.git5b757d4.el8 | 0:1.0.0-81.rhaos4.6.git5b757d4.el8 |
jenkins-2-pluginsRed Hat:openshift:3.11::el7 From an advisory covering 3 CVEs |
before 0:3.11.1603460090-1.el7 | 0:3.11.1603460090-1.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-2020-2254 is a medium vulnerability (CVSS 6.5) in Jenkins Blue Ocean, published September 16, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.12%, the 81st percentile. Fixed in io.jenkins.blueocean:blueocean 1.23.3.
References
jenkins.io/security/advisory/2020-09-16
openwall.com/lists/oss-security/2020/09/16/3
nvd.nist.gov/vuln/detail/CVE-2020-2254
github.com/jenkinsci/blueocean-plugin/commit/f0dd4b68d62ac3c3c85012d6eb0c92bcebf85e12
Show 47 moreShow less
access.redhat.com/errata/RHSA-2020:4297
bugzilla.redhat.com/show_bug.cgi?id=1819663
security.access.redhat.com/data/csaf/v2/advisories/2020/rhsa-2020_4297.json
cve.org/CVERecord?id=CVE-2019-16541
jenkins.io/security/advisory/2019-11-21
groups.google.com/g/kubernetes-announce/c/ScdmyORnPDk
Left out here: 79 versions. The JSON record has them.