---
title: "CVE-2026-100606: Flowise - Authentication Bypass"
description: "Flowise 3.1.4 (Enterprise/platform mode with SSO enabled) contains an authentication bypass caused by improper token validation in the SSO login path, letting attackers authenticate as invited users without the invitation token, exploit requires valid SSO authentication with invited user's email."
url: https://panop.io/threat-heartbeat/CVE-2026-100606/
---

# CVE-2026-100606 Flowise - Authentication Bypass

Flowise 3.1.4 (Enterprise/platform mode with SSO enabled) contains an authentication bypass caused by improper token validation in the SSO login path, letting attackers authenticate as invited users without the invitation token, exploit requires valid SSO authentication with invited user's email.

CVSS base score 7.7 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.37% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-100606)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L

Published

26 September 2026

Updated

15 October 2026

Weakness

[CWE-287](https://cwe.mitre.org/data/definitions/287.html)

## Vendor fix

Update to the latest version once a patch is available.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-100606](https://nvd.nist.gov/vuln/detail/CVE-2026-100606)
- [https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-vf3j-89vf-r697](https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-vf3j-89vf-r697)
- [https://www.vulncheck.com/advisories/flowise-through-3.1.4-authentication-bypass-via-sso-email-match](https://www.vulncheck.com/advisories/flowise-through-3.1.4-authentication-bypass-via-sso-email-match)

[← All CVEs](https://panop.io/threat-heartbeat/)

## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

[Book a demo](https://panop.io/demo)