What is GHSA-53c2-xvwj-6727?

GHSA-53c2-xvwj-6727 is a security advisory published by GitHub Security Advisories with High severity. Flowise before 3.1.4 fails to validate baseURL parameters in chat-model nodes, allowing...

Which CVE IDs does GHSA-53c2-xvwj-6727 cover?

GHSA-53c2-xvwj-6727 covers the following CVE IDs: CVE-2026-91935. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-53c2-xvwj-6727?

GHSA-53c2-xvwj-6727 has a CVSS v3 base score of 8.3, published by GitHub Security Advisories.

GHSA-53c2-xvwj-6727HighCVSS 8.3

Flowise before 3.1.4 fails to validate baseURL parameters in chat-model nodes, allowing...

Vendor

GitHub Security Advisories

Published

September 15, 2026

Last Modified

September 15, 2026

🔗 CVE IDs covered (1)

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.

🔗 References (4)

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-hx55-h48h-7rw9
https://nvd.nist.gov/vuln/detail/CVE-2026-91935
https://www.vulncheck.com/advisories/flowise-before-3.1.4-ssrf-and-api-key-exfiltration-via-chat-model-nodes
https://github.com/advisories/GHSA-53c2-xvwj-6727