CVE-2021-39236: Apache Ozone

High severity, CVSS 8.8. EPSS: 2.6% chance of exploitation in the next 30 days.

In Apache Ozone before 1.2.0, Authenticated users with valid Ozone S3 credentials can create specific OM requests, impersonating any other user.

Affected products

• Apache Ozone: before 1.2.0 (fixed in 1.2.0)

Published 2021-11-19. Last modified 2026-06-17.