{"id":"CVE-2019-11208","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-11208","generatedAt":"2026-10-28T20:12:59.631Z","title":"The authorization component of TIBCO Software Inc.'s TIBCO API Exchange Gateway, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric contains a vulnerability that theoretically processes OAuth authorization incorrectly, leading to…","description":"The authorization component of TIBCO Software Inc.'s TIBCO API Exchange Gateway, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric contains a vulnerability that theoretically processes OAuth authorization incorrectly, leading to potential escalation of privileges for the specific customer endpoint, when the implementation uses multiple scopes. This issue affects: TIBCO Software Inc.'s TIBCO API Exchange Gateway version 2.3.1 and prior versions, and TIBCO API Exchange Gateway Distribution for TIBCO Silver Fabric version 2.3.1 and prior versions.","published":"2019-08-08T16:15:11.000Z","lastModified":"2026-06-17T02:12:32.000Z","status":"Modified","sourceIdentifier":"security@tibco.com","cvss":{"version":"3.1","score":9.9,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"},"cwe":[],"affected":["tibco/api exchange gateway"],"epss":{"score":0.00906,"percentile":0.59666,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.tibco.com/services/support/advisories","tags":["Vendor Advisory"],"source":"security@tibco.com"},{"url":"https://www.tibco.com/support/advisories/2019/08/tibco-security-advisory-august-7-2019-tibco-api-exchange","tags":["Issue Tracking","Vendor Advisory"],"source":"security@tibco.com"},{"url":"http://www.tibco.com/services/support/advisories","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tibco.com/support/advisories/2019/08/tibco-security-advisory-august-7-2019-tibco-api-exchange","tags":["Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-11208","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}