Jenkins on crAIzy.dev https://craizy.dev/tags/jenkins/ Recent content in Jenkins on crAIzy.dev https://craizy.dev/img/htb-default.png crAIzy.dev https://craizy.dev/ Hugo en Tue, 28 Apr 2026 10:00:00 +0300 HTB Starting Point — Pennyworth https://craizy.dev/writeups/pennyworth/ Tue, 28 Apr 2026 10:00:00 +0300 crAIzyjenkins-rcegroovy-rce https://craizy.dev/writeups/pennyworth/ Jenkins 2.289.1 with default root:password credentials. Script Console runs Groovy — one line of Groovy spawns a reverse shell as root. No escalation needed.