25,617 Exposed Apache Zeppelin Servers Found on the Internet

ZoomEye found 25,617 fingerprint matches for app="Apache Zeppelin" and 5,490 title matches on September 28, 2026. Exposed notebook servers hold credentials for data platforms and clusters, and default deployments do not require authentication on the local network.

• ZoomEye: 25,617 Zeppelin fingerprint matches, 5,490 title matches
• Zeppelin interpreters store credentials for data and cluster access
• Default deployment needs no authentication on the local network
• Reviewers should check auth, interpreters and external reachability