CVE-2018-1999006: Jenkins

Medium severity, CVSS 4.3. EPSS: 0.9% chance of exploitation in the next 30 days.

A exposure of sensitive information vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in Plugin.java that allows attackers to determine the date and time when a plugin HPI/JPI file was last extracted, which typically is the date of the most recent installation/upgrade.

Affected products

• Jenkins Jenkins: up to and including 2.121.1; up to and including 2.132

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