The remoting module in Jenkins before 2.32 and LTS before 2.19.3 allows remote attackers to execute arbitrary code via a crafted serialized
The remoting module in Jenkins before 2.32 and LTS before 2.19.3 allows remote attackers to execute arbitrary code via a crafted serialized Java object, which triggers an LDAP query to a third-party server.
- Published
- Jan 12, 2017
- Updated
- Jun 16, 2026
- EPSS
- 96.9% · 100th percentile
- CWE
- CWE-90
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Report tools
Action score
68
This week
Don’t wait for the next maintenance window.
- CVSS
- 39 / 40 · 9.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 29 / 30 · 96.9%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| jenkins | jenkins | cpe:2.3:a:jenkins:jenkins |
| fedoraproject | fedora | cpe:2.3:o:fedoraproject:fedora |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- fedoraproject fedora25
- jenkins jenkinsup to 2.19.2 inclusive
- jenkins jenkinsup to 2.31 inclusive
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 2.20 · before 2.32 | 2.32 |
| Maven | org.jenkins-ci.main:jenkins-core | before 2.19.3 | 2.19.3 |
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-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
- CVE-2016-0792Multiple unspecified API endpoints in Jenkins before 1.650 and LTS before 1.642.2 allow remote authenticated users to execute arbitrary code60This 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 | 2.19.3 | Package registry (OSV) |
| Maven:org.jenkins-ci.main:jenkins-core | 2.32 | 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
- Nuclei detection template ×1
- Proof-of-concept repository on GitHub ×1
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 | 2018-05-17 |
| Exploit-DB entry | remote | 2018-05-17 |
| Metasploit module | exploit/linux/misc/jenkins_ldap_deserializeJenkins CLI HTTP Java Deserialization Vulnerabilityexploit | 2016-11-16 |
| Nuclei detection template | Nuclei template CVE-2016-9299 | — |
| Proof-of-concept repository on GitHub | stars:0 | 2022-10-12 |
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-58 d
- Published
- First PoC+489 d
- TodaySep 30, 2026+3547 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.
- No account or password is required.
- 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
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-90 · Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/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)
ATT&CK techniques
—
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✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- www.openwall.com/lists/oss-security/2016/11/12/4
- www.openwall.com/lists/oss-security/2016/11/14/9
- www.securityfocus.com/bid/94281
- www.slideshare.net/codewhitesec/java-deserialization-vulnerabilities-the-forgotten-bug-class-deepsec-edition
- groups.google.com/forum/#%21original/jenkinsci-advisories/-fc-w9tNEJE/GRvEzWoJBgAJ
- groups.google.com/forum/#%21original/jenkinsci-advisories/-fc-w9tNEJE/LZ7EOS0fBgAJ
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZW2KUKYLNLVDB7STLHLYALCUFLEGCRM6/
- wiki.jenkins-ci.org/display/SECURITY/Jenkins+Security+Advisory+2016-11-16
- www.cloudbees.com/jenkins-security-advisory-2016-11-16
- www.exploit-db.com/exploits/44642/
Vendor advisories and official records. Exploit/PoC links are deliberately left out.