{"id":"CVE-2026-100605","title":"Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history","summary":"Flowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat …","severity":"high","cvss":7.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","cwe":["CWE-862"],"vendor":"FlowiseAI","product":"Flowise","affected":["Flowise <= 3.1.4"],"published":"2026-09-26","updated":"2026-09-30","sourceUpdated":"2026-09-30T13:17:15.667","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-100605","references":[{"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-ppmg-4cx6-95hh","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/flowise-through-3.1.4-missing-authorization-via-chat-message-routes","label":"disclosure@vulncheck.com"},{"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-ppmg-4cx6-95hh","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-30T12:48:27.297528Z"},"epss":0.00273,"epssPercentile":0.19544,"ingestedAt":"2026-09-26T13:33:20.934Z","slug":"CVE-2026-100605","body":"## Overview\n\nFlowise through 3.1.4 contains missing route-level RBAC checks on chat message endpoints that allow low-privileged API keys to read and delete chat history. Attackers with valid but low-privileged API keys can access GET and DELETE chat message routes without required flow permissions to read chat histories, prompts, model responses, and delete messages.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":51,"depthScoreParts":{"impact":39.1,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":213627,"id":"CVE-2026-100605","ts":1790773476362,"field":"exploit_available","old":"false","new":"true"}]}