CVE-2016-3721

Jenkins allows Remote Users to Inject Build Parameters

6.5 MediumFix available

CVE-2016-3721 is a medium vulnerability (CVSS 6.5) in Jenkins, published May 17, 2016. 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 org.jenkins-ci.main:jenkins-core 2.3.

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

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: None
Integrity: High
Availability: None

Exploit likelihood

2.12%Up 1.0 points since Feb 4, 2022

What each source reports

CVE List 4.3

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

Record: CVE-2016-3721
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-02

EUVDEUVD-2016-4741 4.3

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

Record: EUVD-2016-4741
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qf2h-h3xq-j93j 6.5

Jenkins allows Remote Users to Inject Build Parameters

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

Record: GHSA-qf2h-h3xq-j93j
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-94
Updated: 2026-11-02

NVD 4.3

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

Record: CVE-2016-3721
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0: 4.0 MediumAV:N/AC:L/Au:S/C:N/I:P/A:N
Weakness: CWE-17
Updated: 2026-11-02

OSV 6.5

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

Record: CVE-2016-3721
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

OSVGHSA-qf2h-h3xq-j93j 6.5

Jenkins allows Remote Users to Inject Build Parameters

Jenkins before 2.3 and LTS before 1.651.2 might allow remote authenticated users to inject arbitrary build parameters into the build environment via environment variables.

Record: GHSA-qf2h-h3xq-j93j
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-94
Updated: 2026-11-02

OSVRHSA-2016:1773 4.8

Red Hat Security Advisory: Red Hat OpenShift Enterprise 2.2.10 security, bug fix, and enhancement update

Record: RHSA-2016:1773
CVSS 3.0: 4.8 MediumCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.jenkins-ci.main:jenkins-core` Maven	1.660 up to 2.3	2.3
`org.jenkins-ci.main:jenkins-core` Maven	before 1.651.2	1.651.2
`org.jenkins-ci.main:jenkins-core` Maven	1.660 up to 2.3, plus listed versions 2.02.0-alpha-12.0-alpha-22.0-alpha-32.0-alpha-4 Show 5 moreShow less 2.0-beta-12.0-beta-22.0-rc-12.12.2	2.3
`org.jenkins-ci.main:jenkins-core` Maven	before 1.651.2, plus listed versions 1.3961.3971.3981.3991.400 Show 45 moreShow less 1.4011.4031.4041.4051.4061.4071.4081.4091.409.11.409.21.409.31.4101.4111.4121.4131.4141.4151.4161.4171.4181.4191.4201.4211.4221.4231.4241.424.11.424.21.424.31.424.41.424.51.424.61.4251.4261.4271.4281.4291.4301.4311.4321.4331.4341.4351.4361.437	1.651.2
`jenkins` Red Hat:openshift:3.1::el7	before 0:1.651.2-1.el7	0:1.651.2-1.el7
`jenkins-plugin-openshift-pipeline` Red Hat:openshift:3.1::el7	before 0:1.0.12-1.el7	0:1.0.12-1.el7
`jenkins` Red Hat:openshift:3.2::el7	before 0:1.651.2-1.el7	0:1.651.2-1.el7
`jenkins-plugin-openshift-pipeline` Red Hat:openshift:3.2::el7	before 0:1.0.12-1.el7	0:1.0.12-1.el7
`rhc` Red Hat:openshift:2.0::el6	before 0:1.38.7.1-1.el6op	0:1.38.7.1-1.el6op
`activemq` Red Hat:openshift:2.0::el6	before 0:5.9.0-6.redhat.611463.el6op	0:5.9.0-6.redhat.611463.el6op

Show 35 moreShow less

Affected packages
Package	Affected	Fixed
`activemq-client` Red Hat:openshift:2.0::el6	before 0:5.9.0-6.redhat.611463.el6op	0:5.9.0-6.redhat.611463.el6op
`openshift-origin-broker` Red Hat:openshift:2.0::el6	before 0:1.16.3.2-1.el6op	0:1.16.3.2-1.el6op
`openshift-origin-broker-util` Red Hat:openshift:2.0::el6	before 0:1.37.6.2-1.el6op	0:1.37.6.2-1.el6op
`rubygem-openshift-origin-admin-console` Red Hat:openshift:2.0::el6	before 0:1.28.2.1-1.el6op	0:1.28.2.1-1.el6op
`rubygem-openshift-origin-controller` Red Hat:openshift:2.0::el6	before 0:1.38.6.4-1.el6op	0:1.38.6.4-1.el6op
`rubygem-openshift-origin-msg-broker-mcollective` Red Hat:openshift:2.0::el6	before 0:1.36.2.4-1.el6op	0:1.36.2.4-1.el6op
`rubygem-openshift-origin-routing-daemon` Red Hat:openshift:2.0::el6	before 0:0.26.6.1-1.el6op	0:0.26.6.1-1.el6op
`openshift-origin-cartridge-jbosseap` Red Hat:openshift:2.0::el6	before 0:2.27.4.2-1.el6op	0:2.27.4.2-1.el6op
`ImageMagick` Red Hat:openshift:2.0::el6	before 0:6.7.2.7-5.el6_8	0:6.7.2.7-5.el6_8
`ImageMagick-debuginfo` Red Hat:openshift:2.0::el6	before 0:6.7.2.7-5.el6_8	0:6.7.2.7-5.el6_8
`ImageMagick-devel` Red Hat:openshift:2.0::el6	before 0:6.7.2.7-5.el6_8	0:6.7.2.7-5.el6_8
`ImageMagick-doc` Red Hat:openshift:2.0::el6	before 0:6.7.2.7-5.el6_8	0:6.7.2.7-5.el6_8
`ImageMagick-perl` Red Hat:openshift:2.0::el6	before 0:6.7.2.7-5.el6_8	0:6.7.2.7-5.el6_8
`jenkins` Red Hat:openshift:2.0::el6	before 0:1.651.2-1.el6op	0:1.651.2-1.el6op
`libcgroup` Red Hat:openshift:2.0::el6	before 0:0.40.rc1-18.el6_8	0:0.40.rc1-18.el6_8
`libcgroup-debuginfo` Red Hat:openshift:2.0::el6	before 0:0.40.rc1-18.el6_8	0:0.40.rc1-18.el6_8
`libcgroup-pam` Red Hat:openshift:2.0::el6	before 0:0.40.rc1-18.el6_8	0:0.40.rc1-18.el6_8
`openshift-origin-cartridge-cron` Red Hat:openshift:2.0::el6	before 0:1.25.4.2-1.el6op	0:1.25.4.2-1.el6op
`openshift-origin-cartridge-diy` Red Hat:openshift:2.0::el6	before 0:1.26.2.2-1.el6op	0:1.26.2.2-1.el6op
`openshift-origin-cartridge-haproxy` Red Hat:openshift:2.0::el6	before 0:1.31.6.2-1.el6op	0:1.31.6.2-1.el6op
`openshift-origin-cartridge-jbossews` Red Hat:openshift:2.0::el6	before 0:1.35.5.2-1.el6op	0:1.35.5.2-1.el6op
`openshift-origin-cartridge-jenkins` Red Hat:openshift:2.0::el6	before 0:1.29.2.2-1.el6op	0:1.29.2.2-1.el6op
`openshift-origin-cartridge-jenkins-client` Red Hat:openshift:2.0::el6	before 0:1.26.1.1-1.el6op	0:1.26.1.1-1.el6op
`openshift-origin-cartridge-mongodb` Red Hat:openshift:2.0::el6	before 0:1.26.2.2-1.el6op	0:1.26.2.2-1.el6op
`openshift-origin-cartridge-mysql` Red Hat:openshift:2.0::el6	before 0:1.31.3.3-1.el6op	0:1.31.3.3-1.el6op
`openshift-origin-cartridge-nodejs` Red Hat:openshift:2.0::el6	before 0:1.33.1.2-1.el6op	0:1.33.1.2-1.el6op
`openshift-origin-cartridge-perl` Red Hat:openshift:2.0::el6	before 0:1.30.2.2-1.el6op	0:1.30.2.2-1.el6op
`openshift-origin-cartridge-php` Red Hat:openshift:2.0::el6	before 0:1.35.4.2-1.el6op	0:1.35.4.2-1.el6op
`openshift-origin-cartridge-python` Red Hat:openshift:2.0::el6	before 0:1.34.3.2-1.el6op	0:1.34.3.2-1.el6op
`openshift-origin-cartridge-ruby` Red Hat:openshift:2.0::el6	before 0:1.32.2.2-1.el6op	0:1.32.2.2-1.el6op
`openshift-origin-msg-node-mcollective` Red Hat:openshift:2.0::el6	before 0:1.30.2.2-1.el6op	0:1.30.2.2-1.el6op
`openshift-origin-node-proxy` Red Hat:openshift:2.0::el6	before 0:1.26.3.1-1.el6op	0:1.26.3.1-1.el6op
`openshift-origin-node-util` Red Hat:openshift:2.0::el6	before 0:1.38.7.1-1.el6op	0:1.38.7.1-1.el6op
`rubygem-openshift-origin-frontend-haproxy-sni-proxy` Red Hat:openshift:2.0::el6	before 0:0.5.2.1-1.el6op	0:0.5.2.1-1.el6op
`rubygem-openshift-origin-node` Red Hat:openshift:2.0::el6	before 0:1.38.6.4-1.el6op	0:1.38.6.4-1.el6op