Server-Side Request Forgery Vulnerability in FlowiseAI Flowise by FlowiseAI
CVE-2026-90580

5.3MEDIUM

Key Information:

Vendor

Flowiseai

Status
Flowise
Vendor
CVE Published:
13 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-90580?

A vulnerability exists in FlowiseAI Flowise up to version 3.0.2, specifically in the Evaluations Endpoint, where improper handling of the Host/X-Forwarded-Proto argument in the axios.post function may lead to server-side request forgery (SSRF). This flaw allows attackers to manipulate server requests which could be exploited remotely. The vulnerability has been made public, making affected systems particularly at risk. Upgrading to version 3.1.3 resolves this issue, and it is crucial to update to avoid potential exploitation. Notably, this vulnerability affects products that are no longer maintained.

Affected Version(s)

Flowise 3.0.0

Flowise 3.0.1

Flowise 3.0.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-90580 - Proof of Concept

References

https://vuldb.com/vuln/403165
vdb-entrytechnical-description
https://vuldb.com/vuln/403165/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-90580
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ZAST.AI (VulDB User)
.