Multiple unspecified API endpoints in Jenkins before 1.650 and LTS before 1.642.2 allow remote authenticated users to execute arbitrary code
Multiple unspecified API endpoints in Jenkins before 1.650 and LTS before 1.642.2 allow remote authenticated users to execute arbitrary code via serialized data in an XML file, related to XStream and groovy.util.Expando.
- Published
- Apr 7, 2016
- Updated
- Jun 16, 2026
- EPSS
- 83.3% · 100th percentile
- CWE
- CWE-20
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Report tools
Action score
60
This week
Don’t wait for the next maintenance window.
- CVSS
- 35 / 40 · 8.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 25 / 30 · 83.3%
Affected systems
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- jenkins jenkinsup to 1.649 inclusive
- jenkins jenkinsup to 1.642.1 inclusive
- redhat openshift3.1
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Maven | org.jenkins-ci.main:jenkins-core | from 1.643 · before 1.650 | 1.650 |
| Maven | org.jenkins-ci.main:jenkins-core | before 1.642.2 | 1.642.2 |
| Red Hat:openshift:2.0::el6 | activemq | before 0:5.9.0-6.redhat.611463.el6op | 0:5.9.0-6.redhat.611463.el6op |
| Red Hat:openshift:2.0::el6 | activemq-client | before 0:5.9.0-6.redhat.611463.el6op | 0:5.9.0-6.redhat.611463.el6op |
| Red Hat:openshift:2.0::el6 | ImageMagick | before 0:6.7.2.7-5.el6_8 | 0:6.7.2.7-5.el6_8 |
| Red Hat:openshift:2.0::el6 | ImageMagick-debuginfo | before 0:6.7.2.7-5.el6_8 | 0:6.7.2.7-5.el6_8 |
| Red Hat:openshift:2.0::el6 | ImageMagick-devel | before 0:6.7.2.7-5.el6_8 | 0:6.7.2.7-5.el6_8 |
| Red Hat:openshift:2.0::el6 | ImageMagick-doc | before 0:6.7.2.7-5.el6_8 | 0:6.7.2.7-5.el6_8 |
| Red Hat:openshift:2.0::el6 | ImageMagick-perl | before 0:6.7.2.7-5.el6_8 | 0:6.7.2.7-5.el6_8 |
| Red Hat:openshift:2.0::el6 | jenkins | before 0:1.651.2-1.el6op | 0:1.651.2-1.el6op |
| Red Hat:openshift:2.0::el6 | libcgroup | before 0:0.40.rc1-18.el6_8 | 0:0.40.rc1-18.el6_8 |
| Red Hat:openshift:2.0::el6 | libcgroup-debuginfo | before 0:0.40.rc1-18.el6_8 | 0:0.40.rc1-18.el6_8 |
| Red Hat:openshift:2.0::el6 | libcgroup-pam | before 0:0.40.rc1-18.el6_8 | 0:0.40.rc1-18.el6_8 |
| Red Hat:openshift:2.0::el6 | openshift-origin-broker | before 0:1.16.3.2-1.el6op | 0:1.16.3.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-broker-util | before 0:1.37.6.2-1.el6op | 0:1.37.6.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-cron | before 0:1.25.4.2-1.el6op | 0:1.25.4.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-diy | before 0:1.26.2.2-1.el6op | 0:1.26.2.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-haproxy | before 0:1.31.6.2-1.el6op | 0:1.31.6.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-jbosseap | before 0:2.27.4.2-1.el6op | 0:2.27.4.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-jbossews | before 0:1.35.5.2-1.el6op | 0:1.35.5.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-jenkins | before 0:1.29.2.2-1.el6op | 0:1.29.2.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-jenkins-client | before 0:1.26.1.1-1.el6op | 0:1.26.1.1-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-mongodb | before 0:1.26.2.2-1.el6op | 0:1.26.2.2-1.el6op |
| Red Hat:openshift:2.0::el6 | openshift-origin-cartridge-mysql | before 0:1.31.3.3-1.el6op | 0:1.31.3.3-1.el6op |
+20
Same product
jenkins: all recordsOther highest-scoring records for the same primary product.
- CVE-2024-23897Jenkins 2.441 and earlier, LTS 2.426.2 and earlier does not disable a feature of its CLI command parser that replaces an '@' character folloKEV99Now
- CVE-2017-1000353Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution.KEV99Now
- CVE-2018-1000861A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in stapler/corKEV98Now
- CVE-2016-9299The remoting module in Jenkins before 2.32 and LTS before 2.19.3 allows remote attackers to execute arbitrary code via a crafted serialized 68This week
- CVE-2015-5317The Fingerprints pages in Jenkins before 1.638 and LTS before 1.625.2 might allow remote attackers to obtain sensitive job and build name inKEV67This week
- CVE-2015-8103The Jenkins CLI subsystem in Jenkins before 1.638 and LTS before 1.625.2 allows remote attackers to execute arbitrary code via a crafted ser65This week
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| Maven:org.jenkins-ci.main:jenkins-core | 1.642.2 | Package registry (OSV) |
| Maven:org.jenkins-ci.main:jenkins-core | 1.650 | Package registry (OSV) |
| red hat:activemq | 0:5.9.0-6.redhat.611463.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
| red hat:activemq-client | 0:5.9.0-6.redhat.611463.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
| red hat:jenkins | 0:1.642.2-1.el7 · Red Hat:openshift:3.1::el7 | Package registry (OSV) |
| red hat:jenkins-plugin-credentials | 0:1.24-2.el7 · Red Hat:openshift:3.1::el7 | Package registry (OSV) |
| red hat:jenkins-plugin-durable-task | 0:1.7-1.el7 · Red Hat:openshift:3.1::el7 | Package registry (OSV) |
| red hat:jenkins-plugin-kubernetes | 0:0.5-1.el7 · Red Hat:openshift:3.1::el7 | Package registry (OSV) |
| red hat:jenkins-plugin-openshift-pipeline | 0:1.0.9-1.el7 · Red Hat:openshift:3.1::el7 | Package registry (OSV) |
| red hat:openshift-origin-broker | 0:1.16.3.2-1.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
| red hat:openshift-origin-broker-util | 0:1.37.6.2-1.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
| red hat:rhc | 0:1.38.7.1-1.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
| red hat:rubygem-openshift-origin-admin-console | 0:1.28.2.1-1.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
| red hat:rubygem-openshift-origin-controller | 0:1.38.6.4-1.el6op · Red Hat:openshift:2.0::el6 | Package registry (OSV) |
Exploit status
Weaponized
A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.
Evidence
- Metasploit module ×1
- Exploit-DB entry ×2
- Proof-of-concept repository on GitHub ×2
Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.
| Source | Kind | Date |
|---|---|---|
| Exploit-DB entry | remote | 2017-07-30 |
| Exploit-DB entry | remote | 2017-12-19 |
| Metasploit module | exploit/multi/http/jenkins_xstream_deserializeJenkins XStream Groovy classpath Deserialization Vulnerabilityexploit | 2016-02-24 |
| Proof-of-concept repository on GitHub | stars:47 | 2017-07-30 |
| Proof-of-concept repository on GitHub | stars:1 | 2021-09-07 |
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
- Metasploit-44 d
- Published
- First PoC+478 d
- TodaySep 30, 2026+3828 d
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-20 · Improper Input ValidationCVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Buffer Overflow via Environment VariablesCAPEC-10likelihood: High · High
- Server Side Include (SSI) InjectionCAPEC-101likelihood: High · High
- Cross Zone ScriptingCAPEC-104likelihood: Medium · High
- Command Line Execution through SQL InjectionCAPEC-108likelihood: Low · Very High
- Object Relational Mapping InjectionCAPEC-109likelihood: Low · High
- SQL Injection through SOAP Parameter TamperingCAPEC-110likelihood: High · Very High
- Double EncodingCAPEC-120likelihood: Low · Medium
- Subverting Environment Variable ValuesCAPEC-13likelihood: High · Very High
ATT&CK techniques
- Obfuscated Files or InformationT1027
- Masquerading: Invalid Code SignatureT1036.001
- Steal Web Session CookieT1539
- Subvert Trust Controls: Code SigningT1553.002
- Impair Defenses:Impair Command History LoggingT1562.003
- Hijack Execution Flow:Dynamic Linker HijackingT1574.006
- Hijack Execution Flow:Path Interception by PATH Environment VariableT1574.007
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
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References
- rhn.redhat.com/errata/RHSA-2016-1773.html
- access.redhat.com/errata/RHSA-2016:0711
- wiki.jenkins-ci.org/display/SECURITY/Jenkins+Security+Advisory+2016-02-24
- www.exploit-db.com/exploits/42394/
- www.exploit-db.com/exploits/43375/
Vendor advisories and official records. Exploit/PoC links are deliberately left out.