The Web server component of TIBCO Software Inc.'s TIBCO EBX contains a vulnerability that theoretically allows authenticated users to perform stored cross-site scripting (XSS) attacks. Affected releases are TIBCO Software Inc.'s TIBCO EBX: versions 5.8.1.fixS and below, versions 5.9.3, 5.9.4, 5.9.5, 5.9.6, and 5.9.7.