CVE-2019-1003043: Jenkins Slack Notification

High severity, CVSS 7.5. EPSS: 1.4% chance of exploitation in the next 30 days.

A missing permission check in Jenkins Slack Notification Plugin 2.19 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

Affected products

• Jenkins Slack Notification: up to and including 2.19

Published 2019-03-28. Last modified 2026-06-17.