The Rendezvous Routing Daemon (rvrd), Rendezvous Secure Routing Daemon (rvrsd), Rendezvous Secure Daemon (rvsd), Rendezvous Cache (rvcache), and Rendezvous Daemon Manager (rvdm) components of TIBCO Software Inc.'s TIBCO Rendezvous, TIBCO Rendezvous Developer Edition, TIBCO Rendezvous for z/Linux, TIBCO Rendezvous for z/OS, TIBCO Rendezvous Network Server, TIBCO Substation ES contain vulnerabilities which may allow an attacker to perform cross-site request forgery (CSRF) attacks. Affected releases are TIBCO Software Inc.'s TIBCO Rendezvous: versions up to and including 8.4.5, TIBCO Rendezvous Developer Edition: versions up to and including 8.4.5, TIBCO Rendezvous for z/Linux: versions up to and including 8.4.5, TIBCO Rendezvous for z/OS: versions up to and including 8.4.5, TIBCO Rendezvous Network Server: versions up to and including 1.1.2, and TIBCO Substation ES: versions up to and including 2.12.2.