CVE-2026-91935
Flowise before 3.1.4 SSRF and API Key Exfiltration via Chat Model Nodes
CVSS Score
8.3
EPSS Score
0.0%
EPSS Percentile
0th
Flowise before 3.1.4 fails to validate baseURL parameters in chat-model nodes, allowing authenticated users to redirect requests to arbitrary hosts. Attackers with chatflows:create or chatflows:update permissions can exfiltrate LLM provider API keys by redirecting requests to cloud metadata services or internal hosts.
| CWE | CWE-918 |
| Vendor | flowiseai |
| Product | flowise |
| Published | Sep 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
Low
Affected Versions
FlowiseAI / Flowise
0 < 3.1.4
FlowiseAI / Flowise
0 < 3.1.4
References
Credits
🔍 sajdakabir