CVE-2021-40684: Talend Esb Runtime

Critical severity, CVSS 9.1. EPSS: 1.2% chance of exploitation in the next 30 days.

Talend ESB Runtime in all versions from 5.1 to 7.3.1-R2021-09, 7.2.1-R2021-09, 7.1.1-R2021-09, has an unauthenticated Jolokia HTTP endpoint which allows remote access to the JMX of the runtime container, which would allow an attacker the ability to read or modify the container or software running in the container.

Affected products

• Talend Esb Runtime: from 5.1, before 7.1.1-r2021-09 (fixed in 7.1.1-r2021-09)

Published 2021-09-22. Last modified 2026-06-17.