CVE-2021-43053: TIBCO Ftl

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

The Realm Server component of TIBCO Software Inc.'s TIBCO FTL - Community Edition, TIBCO FTL - Developer Edition, and TIBCO FTL - Enterprise Edition contains a difficult to exploit vulnerability that allows an unauthenticated attacker with network access to obtain the cluster secret of another application connected to the realm server. Affected releases are TIBCO Software Inc.'s TIBCO FTL - Community Edition: versions 6.7.2 and below, TIBCO FTL - Developer Edition: versions 6.7.2 and below, and TIBCO FTL - Enterprise Edition: versions 6.7.2 and below.

Affected products

• TIBCO Ftl: up to and including 6.7.2

Published 2022-01-11. Last modified 2026-06-17.