CVE-2024-51775: Apache Zeppelin

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing Origin Validation in WebSockets vulnerability in Apache Zeppelin. The attacker could access the Zeppelin server from another origin without any restriction, and get internal information about paragraphs.  This issue affects Apache Zeppelin: from 0.11.1 before 0.12.0. Users are recommended to upgrade to version 0.12.0, which fixes the issue.

Affected products

• Apache Zeppelin: from 0.11.0, before 0.12.0 (fixed in 0.12.0)

Published 2025-08-03. Last modified 2026-06-17.