CVE-2026-90580: FlowiseAI Flowise Evaluations Endpoint index.ts axios.post server-side request forgery
A vulnerability was found in FlowiseAI Flowise up to 3.0.2. This vulnerability affects the function axios.post of the file packages/server/src/controllers/evaluations/index.ts of the component Evaluations Endpoint. The manipulation of the argument Host/X-Forwarded-Proto results in server-side request forgery. The attack may be launched remotely. The exploit has been made public and could be used. Upgrading to version 3.1.3 is able to resolve this issue. The patch is identified as 700137738bcaebefd4709021f6d6b0abcd7df0ac. It is recommended to upgrade the affected component. This vulnerability only affects products that are no longer supported by the maintainer.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
FlowiseAI Flowiseto a version that resolves this vulnerability.Fixed in 3.1.3Patch 700137738bcaebefd4709021f6d6b0abcd7df0ac - Compensating control
Mitigate SSRF by ensuring requests to the Flowise Evaluations Endpoint do not allow untrusted manipulation of the Host and X-Forwarded-Proto headers (e.g., only accept those headers from trusted reverse proxies/load balancers, and normalize/override them server-side).
Event History
Frequently Asked Questions
Which deployments are affected?
FlowiseAI Flowise versions up to 3.0.2 are affected. The issue only affects products that are no longer supported by the maintainer.
What access does an attacker need?
The attack can be launched remotely, but the published severity vector indicates low privileges are required. Exploitation involves manipulating the Host or X-Forwarded-Proto argument used by the Evaluations Endpoint.
Is public exploitation information available?
Yes. An exploit has been made public and could be used.
What is the available remediation?
Upgrade Flowise to version 3.1.3. The identified patch is 700137738bcaebefd4709021f6d6b0abcd7df0ac.