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CVE-2026-46442 Flowise: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape

🗓️ 08 Jun 2026 15:30:48Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 10 Views

Flowise pre-3.1.2 allows authenticated remote code execution via POST /api/v1/node-custom-function; sandbox escape to host.

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25 Jul 2026 03:56Current
6.8Medium risk
Vulners AI Score6.8
CVSS 49.4
EPSS0.03489
10