CVE-2024-36420

GHSL-2023-232: Flowise Path Injection at /api/v1/openai-assistants-file

7.5 HighPublic exploit

Flowise is a drag & drop user interface to build a customized large language model flow. In version 1.4.3 of Flowise, the /api/v1/openai-assistants-file endpoint in index.ts is vulnerable to arbitrary file read due to lack of sanitization of the fileName body parameter. No known patches for this issue are available.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

1.78%Up 1.7 points since Jul 2, 2024

What each source reports

CVE List Score used 7.5

GHSL-2023-232: Flowise Path Injection at /api/v1/openai-assistants-file

Record: CVE-2024-36420
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-74
Updated: 2026-11-02

EUVDEUVD-2024-2594 7.5

Record: EUVD-2024-2594
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-h997-3fxj-p5j8 8.7

Flowise Path Injection at /api/v1/openai-assistants-file

Record: GHSA-h997-3fxj-p5j8
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-74
Updated: 2026-11-02

NVD 7.5

Record: CVE-2024-36420
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-74
Updated: 2026-11-02

OSV 7.5

GHSL-2023-232: Flowise Path Injection at /api/v1/openai-assistants-file

Record: CVE-2024-36420
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-74
Updated: 2026-11-02

OSVGHSA-h997-3fxj-p5j8 8.7

Flowise Path Injection at /api/v1/openai-assistants-file

Record: GHSA-h997-3fxj-p5j8
CVSS 4.0: 8.7 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-74
Updated: 2026-11-02

Affected products

flowiseai flowise

Affected packages

Affected packages
Package	Affected	Fixed
`flowise` npm	through 1.4.3	None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Nuclei	Flowise 1.4.3 - Arbitrary File Read
PoC in GitHub	fineman999/POC_CVE-2024-36420	2026-05-19

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, Nuclei, NVD, OSV, PoC in GitHub

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-36420 is a high vulnerability (CVSS 7.5) in Flowiseai Flowise, published July 1, 2024. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 1.78%, the 78th percentile. No source names a fixed version.