CVE-2026-30824: Flowise: Missing Authentication on NVIDIA NIM Endpoints

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 36.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-07 · updated 2026-06-17
Weakness: CWE-306

Description

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, the NVIDIA NIM router (/api/v1/nvidia-nim/*) is whitelisted in the global authentication middleware, allowing unauthenticated access to privileged container management and token generation endpoints. This issue has been patched in version 3.0.13.

Affected products

FlowiseAI Flowise: before 3.0.13 — fixed in 3.0.13

How to fix

Upgrade to a fixed version: FlowiseAI Flowise 3.0.13. Check the vendor advisory for mitigations.

References

https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.0.13
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-5f53-522j-j454

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