Incorrect authorization in Flowise - CVE-2026-70472
Published: July 30, 2026
Vulnerability identifier: #VU140068
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-70472
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to read, modify, or delete victim vector stores and files, and cause unauthorized use of another workspace's OpenAI key.
The vulnerability exists due to improper authorization in the /api/v1/openai-assistants-vector-store endpoint when processing a client-supplied credential identifier. A remote user can send a crafted request with another workspace's credential ID to read, modify, or delete victim vector stores and files, and cause unauthorized use of another workspace's OpenAI key.
Exploitation requires assistants-related permissions and knowledge of a credential ID from another workspace.
Affected software
Flowise
How to mitigate CVE-2026-70472
Install security update from vendor's website.
Flowise - update to 3.1.3