CVE-2018-1000861: jenkins: code execution through crafted URLs (SECURITY-595)

Severity: Critical

CVSS Score: 9.8

A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in stapler/core/src/main/java/org/kohsuke/stapler/MetaClass.java that allows attackers to invoke some methods on Java objects by accessing crafted URLs that were not intended to be invoked this way.