{"cve":"CVE-2025-71327","nvd":{"published":"2026-06-25T22:16:58.740","modified":"2026-10-12T21:10:00.227","status":"Analyzed","description":"Flowise contains an authentication bypass vulnerability in the unprotected /api/v1/account/register endpoint that allows unauthenticated attackers to create user accounts. Remote attackers can exploit this endpoint to register arbitrary accounts and authenticate to the system, gaining full API access without credentials.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":9.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","score":9.1},"cwes":["CWE-306"],"references":["https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-v5w9-prxf-w882","https://www.vulncheck.com/advisories/flowise-authentication-bypass-via-unprotected-registration-endpoint","https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-v5w9-prxf-w882"],"products":["flowiseai:flowise"],"source":"nvd","synced_at":"2026-10-19T22:41:17.107060303+00:00"},"epss":{"cve":"CVE-2025-71327","score":0.00675,"percentile":0.51921,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-v5w9-prxf-w882","url":"https://osv.dev/vulnerability/GHSA-v5w9-prxf-w882","summary":"Flowise has Authentication Bypass Using Unprotected Registration Endpoint (/register)","modified":"2026-07-08T07:10:44.416807688Z","packages":[{"ecosystem":"npm","name":"flowise","purl":"pkg:npm/flowise","ranges":["3.0.1"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}