{"id":"CVE-2026-67621","summary":"Flowise 3.1.4 Missing Authorization on Document Store Mutation Endpoints","details":"Flowise through 3.1.4 contains a missing authorization vulnerability that allows authenticated workspace members to perform unauthorized document store operations by accessing unprotected mutation endpoints. Attackers holding only view-level permissions can send direct HTTP requests to the upsert and refresh document store routes to trigger document ingestion, refresh vector database contents, consume embedding API credits, and modify knowledge bases used by downstream chatflows.","modified":"2026-08-09T03:30:19.518483237Z","published":"2026-08-06T21:31:13.451Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-862"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67621.json"},"references":[{"type":"ADVISORY","url":"https://flowiseai.com/sunset"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/67xxx/CVE-2026-67621.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-67621"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/flowise-missing-authorization-on-document-store-mutation-endpoints"},{"type":"PACKAGE","url":"https://github.com/FlowiseAI/Flowise"},{"type":"EVIDENCE","url":"https://github.com/Caycon/cve-advisories/blob/main/2026/Flowise/CVE-2026-67621.md"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/flowiseai/flowise","events":[{"introduced":"0"},{"last_affected":"a65f81bb43ef66d3ce734bf0dff4223ae8041c95"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"3.1.4"}]}}],"versions":["flowise@3.1.4","flowise-ui@3.1.4","flowise-components@3.1.4","flowise@3.1.3","flowise-ui@3.1.3","flowise-components@3.1.3","flowise@3.1.2","flowise-ui@3.1.2","flowise-components@3.1.2","flowise@3.1.1","flowise-ui@3.1.1","flowise-components@3.1.1","flowise@3.1.0","flowise-ui@3.1.0","flowise-components@3.1.0","pre-langchain-v1","flowise@3.0.13","flowise-ui@3.0.13","flowise-components@3.0.13","flowise@3.0.12","flowise-ui@3.0.12","flowise-components@3.0.12","flowise@3.0.11","flowise-ui@3.0.11","flowise-components@3.0.11","flowise@3.0.10","flowise-ui@3.0.10","flowise-components@3.0.10","flowise@3.0.9","flowise-ui@3.0.9","flowise-components@3.0.9","flowise@3.0.8","flowise-ui@3.0.8","flowise-components@3.0.8","flowise@3.0.7","flowise-ui@3.0.7","flowise-components@3.0.7","flowise@3.0.6","flowise-ui@3.0.6","flowise-components@3.0.6","flowise@3.0.5","flowise-ui@3.0.5","flowise-components@3.0.5","flowise@3.0.4","flowise-ui@3.0.4","flowise-components@3.0.4","flowise@3.0.3","flowise-ui@3.0.3","flowise-components@3.0.3","flowise@3.0.2","flowise-ui@3.0.2","flowise-components@3.0.2","flowise@3.0.1","flowise-ui@3.0.1","flowise-components@3.0.1","flowise@3.0.0","flowise-ui@3.0.0","flowise-components@3.0.0","flowise@2.2.8","flowise-ui@2.2.8","flowise-components@2.2.8","flowise@2.2.7-patch.1","flowise-ui@2.2.7-patch.1","flowise-components@2.2.7-patch.1","flowise@2.2.7","flowise-ui@2.2.7","flowise-components@2.2.7","flowise@2.2.6-hotfix.1","flowise@2.2.6","flowise-ui@2.2.6","flowise-components@2.2.6","flowise@2.2.5","flowise-ui@2.2.5","flowise-components@2.2.5","flowise@2.2.4","flowise-ui@2.2.4","flowise-components@2.2.4","flowise@2.2.3","flowise-ui@2.2.3","flowise-components@2.2.3","flowise@2.2.2","flowise-ui@2.2.2","flowise-components@2.2.2","flowise@2.2.1","flowise-ui@2.2.1","flowise-components@2.2.1","flowise@2.2.0","flowise-ui@2.2.0","flowise-components@2.2.0","flowise@2.1.5","flowise-ui@2.1.5","flowise-components@2.1.5","flowise@2.1.4","flowise-ui@2.1.4","flowise-components@2.1.4","flowise@2.1.3","flowise-ui@2.1.3","flowise-components@2.1.3","flowise@2.1.2","flowise-ui@2.1.2","flowise-components@2.1.2","flowise@2.1.1","flowise-ui@2.1.1","flowise-components@2.1.1","flowise@2.1.0","flowise-ui@2.1.0","flowise-components@2.1.0","flowise@2.0.7","flowise-ui@2.0.7","flowise-components@2.0.7","flowise@2.0.6","flowise-ui@2.0.6","flowise-components@2.0.6","flowise@2.0.5","flowise-ui@2.0.5","flowise-components@2.0.5","flowise@2.0.4","flowise-ui@2.0.4","flowise-components@2.0.4","flowise@2.0.3","flowise-ui@2.0.3","flowise-components@2.0.3","flowise@2.0.2","flowise-ui@2.0.2","flowise-components@2.0.2","flowise@1.8.4","flowise-ui@1.8.4","flowise-components@1.8.6","flowise@1.8.3","flowise-ui@1.8.3","flowise-components@1.8.4","flowise@1.8.2","flowise-ui@1.8.2","flowise-components@1.8.3","flowise@1.8.1","flowise-ui@1.8.1","flowise-components@1.8.1","flowise@1.8.0","flowise-ui@1.8.0","flowise-components@1.8.0","flowise@1.7.2","flowise-ui@1.7.2","flowise-components@1.7.2","flowise@1.7.1","flowise-ui@1.7.1","flowise-components@1.7.1","flowise@1.7.0","flowise-ui@1.7.0","flowise-components@1.7.0","flowise@1.6.6","flowise-ui@1.6.6","flowise-components@1.6.8","flowise@1.6.5","flowise-ui@1.6.5","flowise-components@1.6.7","flowise@1.6.4","flowise-ui@1.6.4","flowise-components@1.6.6","flowise@1.6.3","flowise-ui@1.6.3","flowise-components@1.6.5","flowise@1.6.2","flowise-ui@1.6.2","flowise-components@1.6.4","flowise@1.6.1","flowise-ui@1.6.1","flowise-components@1.6.3","flowise@1.6.0","flowise-ui@1.6.0","flowise-components@1.6.2","flowise@1.5.1","flowise-ui@1.5.1","flowise-components@1.6.1","flowise@1.5.0","flowise-ui@1.5.0","flowise-components@1.6.0","flowise@1.4.12","flowise-ui@1.4.9","flowise-components@1.5.3","flowise@1.4.11","flowise-ui@1.4.8","flowise-components@1.5.2","flowise@1.4.10","flowise-ui@1.4.7","flowise-componen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