{"id":"CVE-2026-91929","title":"Flowise versions before 3.1.4 contain cross-tenant authorization gaps in Enterprise endpoints that fail to verify resource ownership before operations","summary":"Flowise versions before 3.1.4 contain cross-tenant authorization gaps in Enterprise endpoints that fail to verify resource ownership before operations. Attackers with Enterprise access can delete arbitrary workspaces, invite themselves i…","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L","cwe":["CWE-862"],"vendor":"FlowiseAI","product":"Flowise","affected":["Flowise < 3.1.4"],"published":"2026-09-15","updated":"2026-09-23","sourceUpdated":"2026-09-23T17:17:47.040","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91929","references":[{"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-7x8x-vv46-4579","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/flowise-before-3.1.4-cross-tenant-authorization-bypass","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00328,"epssPercentile":0.2614,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-15T15:44:34.076434Z"},"ingestedAt":"2026-09-15T15:39:12.927Z","slug":"CVE-2026-91929","body":"## Overview\n\nFlowise versions before 3.1.4 contain cross-tenant authorization gaps in Enterprise endpoints that fail to verify resource ownership before operations. Attackers with Enterprise access can delete arbitrary workspaces, invite themselves into other organizations, modify cross-org roles, and abuse stored SSO secrets.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}