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3192 articles · 168080 vulns · 37/41 feeds (7d)
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9.1
CVE-2025-71327EXPLOITEDPATCHED
flowi · flowise

Flowise - Authentication Bypass via Unprotected Registration Endpoint

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.

Affected Products

VendorProductVersions
flowiflowise3.0.1

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
open sourceflowisecert_advisory90%

References

  • https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-v5w9-prxf-w882(vendor-advisory)
  • https://www.vulncheck.com/advisories/flowise-authentication-bypass-via-unprotected-registration-endpoint(third-party-advisory)

Related News (2 articles)

Tier B
BSI Advisories1d ago
[UPDATE] [hoch] Flowise (on-premise): Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen
→ No new info (linked only)
Tier C
VulDB2d ago
CVE-2025-71327 | Flowise 3.0.1 /api/v1/account/register missing authentication (GHSA-v5w9-prxf-w882)
→ No new info (linked only)
CVSS 3.19.1 NONE
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-v5w9-prxf-w882
CWECWE-306
PublishedJun 25, 2026
Last enriched2d agov2
Trending Score58
Source articles2
Independent2
Info Completeness8/14
Missing: cvss, epss, kev, exploit, iocs, mitre_attack

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Related CVEs (5)

NONECVE-2025-71338EXP
Flowise - Arbitrary File Write to Remote Code Execution via document-store API
Trending: 58
NONECVE-2025-71334EXP
Flowise - Arbitrary File Access via Missing Chat Flow ID Validation
Trending: 58
CRITICALCVE-2025-71336EXP
Flowise - Unsandboxed Remote Code Execution via Custom MCP
Trending: 48
NONECVE-2025-71333EXP
Flowise - Arbitrary File Upload via Unauthenticated /api/v1/attachments Endpoint
Trending: 44
HIGHCVE-2025-71324
Flowise - Arbitrary File Read via chatId Parameter
Trending: 32

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jun 25, 2026
Discovered by ZDM
Jun 25, 2026
Updated: severity, activelyExploited
Jun 25, 2026
Actively Exploited
Jun 26, 2026
Patch Available
Jun 26, 2026

Version History

v2
Last enriched 2d ago
v2Tier C2d ago

Updated severity to CRITICAL and marked the vulnerability as actively exploited.

severityactivelyExploited
via VulDB
v12d ago

Initial creation