CVE-2021-34685: Hitachi Vantara Pentaho

High severity, CVSS 7.2. EPSS: 2.3% chance of exploitation in the next 30 days.

UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution).

Affected products

• Hitachi Vantara Pentaho: up to and including 9.1.0.0

Published 2021-11-08. Last modified 2026-06-17.