Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-1000861

98
FAUCET Score

CVE-2018-1000861 is a critical code execution vulnerability in the Stapler web framework used by Jenkins 2.153 and earlier, and LTS 2.138.3 and earlier. This flaw allows unauthenticated attackers to invoke unintended methods on Java objects via crafted URLs, affecting Jenkins and Red Hat OpenShift Container Platform. With a CVSS score of 9.8 (CRITICAL), it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. This vulnerability is actively exploited in the wild, with public Metasploit modules and Nuclei templates available, and has garnered significant community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.138.3CPE matchmatch criteria
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
<= 2.153CPE matchmatch criteria
cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*
3.11CPE matchmatch criteria
cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
98.48%
Probability of exploitation in next 30 days
EPSS Percentile
99.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Feb 10, 2022
Metasploit: Jenkins ACL Bypass and Metaprogramming RCE · Jan 8, 2019
Nuclei: CVE-2018-1000861 · Feb 13, 2021
This CVE's current EPSS score of 0.9848 is in the 99th percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.main:jenkins-coreFixed in: 2.138.4
mavenpatch availablevia ghsa
Product: org.jenkins-ci.main:jenkins-coreFixed in: 2.154
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 3.11Fixed in: jenkins-0:2.138.4.1544416383-1.el7
View patch
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.10Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.2Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.3Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.4Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.5Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.6Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.7Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.9Fixed in: jenkins

Vendor Advisories (2)

mavenGHSA-hhpm-5cp2-hg4xcritical

Deserialization of Untrusted Data in Jenkins

May 13, 2022
redhatCVE-2018-1000861Important

jenkins: code execution through crafted URLs (SECURITY-595)

Dec 5, 2018

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
packetstormsecurity.com / files/166778/Jenkins-Remote-Code-Execution.html
Third Party AdvisoryVDB Entry
access.redhat.com / errata/RHBA-2019:0024
Third Party Advisory
jenkins.io / security/advisory/2018-12-05
Vendor Advisory
securityfocus.com / bid/106176
Broken Link