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CVE-2025-71327

Flowise - Authentication Bypass via Unprotected Registration Endpoint

Published: Jun 25, 2026Updated: Jun 29, 2026 Sources: CVE List NVDCWE-306
9.1CRITICAL
NVD MITRE
EPSS Score
0.6%
Top 54.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-306

Affected Products

Flowise
oss-projectaka flowise-ai
FlowiseSaaS
AI / ML / ai-agent-tooling
flowiseai
oss-projectaka flowise, flowise-components, embed
flowiseOn-premWeb App
AI / ML / ai-agent-tooling

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
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References

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-v5w9-prxf-w882
github.com
https://www.vulncheck.com/advisories/flowise-authentication-bypass-via-unprotected-registration-endpoint
vulncheck.com

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