CVE-2021-33036: Apache Hadoop

High severity, CVSS 8.8. EPSS: 3.9% chance of exploitation in the next 30 days.

In Apache Hadoop 2.2.0 to 2.10.1, 3.0.0-alpha1 to 3.1.4, 3.2.0 to 3.2.2, and 3.3.0 to 3.3.1, a user who can escalate to yarn user can possibly run arbitrary commands as root user. Users should upgrade to Apache Hadoop 2.10.2, 3.2.3, 3.3.2 or higher.

Affected products

• Apache Hadoop: from 2.2.0, before 2.10.2 (fixed in 2.10.2); from 3.0.1, before 3.2.3 (fixed in 3.2.3); from 3.3.0, before 3.3.2 (fixed in 3.3.2); version 3.0.0 only

Published 2022-06-15. Last modified 2026-06-17.