CVE-2026-40008: Apache Software Foundation Apache Iotdb

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache IoTDB. The pipe processor reads a fully qualified Java class name and instantiates it using Class.forName().newInstance() without any validation or allowlisting. This issue affects Apache IoTDB: from 1.0.0 before 2.0.10. Users are recommended to upgrade to version 2.0.10, which fixes the issue.

Affected products

Published 2026-07-10. Last modified 2026-07-10.