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-2018-1999044

23
FAUCET Score

CVE-2018-1999044 is a denial of service vulnerability affecting Jenkins 2.137 and earlier, and 2.121.2 and earlier, specifically within the CronTab.java component. Authenticated attackers with Overall/Read permission can trigger an infinite loop in a request handling thread. This vulnerability has a CVSS v3.0 score of 6.5 (Medium), indicating a network-based attack with low complexity, requiring low privileges, and resulting in high availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.121.2CPE matchmatch criteria
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
<= 2.137CPE matchmatch criteria
cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.17%
Probability of exploitation in next 30 days
EPSS Percentile
64.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0117 is in the 78th percentile among its peer group of 21,977 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (10)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.main:jenkins-coreFixed in: 2.138
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.10Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.2Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.3Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.4Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.5Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.6Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.7Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 3.9Fixed in: jenkins
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Enterprise 3.1Fixed in: jenkins

Vendor Advisories (2)

mavenGHSA-8qpf-fv36-h4r8medium

Infinite Loop in Jenkins Core

May 13, 2022
redhatCVE-2018-1999044Moderate

jenkins: Cron expression form validation could enter infinite loop, potentially resulting in denial of service

Aug 15, 2018

References

jenkins.io / security/advisory/2018-08-15
Vendor Advisory