CVE-2018-1999002: Jenkins

High severity, CVSS 7.5. EPSS: 86.5% chance of exploitation in the next 30 days.

A arbitrary file read vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in the Stapler web framework's org/kohsuke/stapler/Stapler.java that allows attackers to send crafted HTTP requests returning the contents of any file on the Jenkins master file system that the Jenkins master has access to.

Affected products

• Jenkins Jenkins: up to and including 2.121.1; from 2.122, up to and including 2.132
• Oracle Communications Cloud Native Core Automated Test Suite: version 1.9.0 only

Published 2018-07-23. Last modified 2026-06-17.