High severity8.3NVD Advisory· Published Sep 15, 2026

CVE-2026-91935

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Flowiseai/Flowisellm-fuzzy
Range: <3.1.4

Patches

Vulnerability mechanics

References

github.com/FlowiseAI/Flowise/security/advisories/GHSA-hx55-h48h-7rw9nvd
www.vulncheck.com/advisories/flowise-before-3.1.4-ssrf-and-api-key-exfiltration-via-chat-model-nodesnvd

News mentions

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