CVE-2026-70476

High

Description

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to 3.1.3, several organization billing endpoints in packages/server/src/enterprise/routes/organization.route.ts and packages/server/src/enterprise/controllers/organization.controller.ts accept attacker-controlled Stripe subscriptionId values without verifying that the identifier belongs to the authenticated user's organization. An authenticated attacker can perform unauthorized Stripe subscription operations on other tenants, including changing subscription plans or modifying seat quantities, resulting in financial impact and service disruption. This issue is fixed in 3.1.3.

SeverityHigh
CVSS8.2
Exploit probability—
ProductFlowise
PublishedAug 4, 2026
First seenAug 4, 2026

How to fix

Update
  • flowiseai flowise3.1.3 or later
  • flowise3.1.3 or later

Affected products

ProductAffected versionsFixed in
flowiseai flowisev < 3.1.33.1.3
flowisenpmv < 3.1.33.1.3

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