CVE-2026-62764: Apache Accumulo

Medium severity, CVSS 6.5. EPSS: 0.8% chance of exploitation in the next 30 days.

Improper Handling of Insufficient Privileges vulnerability in Apache Accumulo. An authenticated, but low-privileged user without system permissions may issue a remote command to gracefully shutdown system components (compaction-coordinator, compactor, gc, manager, monitor, tserver, or sserver), leading to a denial of service. This issue affects Apache Accumulo 2.1.4 and 2.1.5. Users are recommended to upgrade to version 2.1.6, which fixes the issue.

Affected products

• Apache Accumulo: from 2.1.4, before 2.1.6 (fixed in 2.1.6)

Published 2026-07-17. Last modified 2026-08-11.