Reference page — cumulative record through Thursday, August 20, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2025-71327

CVE-2025-71327CRITICAL

Flowise - Authentication Bypass via Unprotected Registration Endpoint

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   H   H   N    9.3   .0058   45.3     —

AFFECTED
  Product  Versions  Fixed
  Flowise  3.0.1 –   —

TIMELINE
  Jun 8   Reserved by VulnCheck
  Jun 25  EXPLOIT PUBLISHED — CVE-2025-71327 (Flowise). Public exploit reference added.
  Jun 25  Published (CNA: VulnCheck)

CWE-306 · CNA: VulnCheck · CVSS v4.0 · 2 references · NVD 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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
June 8, 2026	Reserved	Reserved by VulnCheck
June 25, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2025-71327 (Flowise). Public exploit reference added.
June 25, 2026	Published	Published (CNA: VulnCheck)

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Flowise	Flowise	—	3.0.1	—

Weaknesses

CWE-306

References (2)

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-v5w9-prxf-w882 [Exploit, Vendor Advisory]
https://www.vulncheck.com/advisories/flowise-authentication-bypass-via-unprotected-registration-endpoint [Third Party Advisory]

Authoritative record: CVE-2025-71327 at cve.org

Vendors: flowise

Weaknesses: CWE-306

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-71327 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Thursday, August 20, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.