What is CVE-2024-36421?

CVE-2024-36421 is a high-severity vulnerability in Flowiseai Flowise, classified under Origin Validation Error. CVSS score: 7.5/10. Published 2024-07-01.

How severe is CVE-2024-36421?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2024-36421 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Flowiseai Flowise

CVE-2024-36421

Flowise is a drag & drop user interface to build a customized large language model flow. In version 1.4.3 of Flowise, A CORS misconfiguration sets the Access-Control-Allow-Origin header to all, allowing arbitrary origins to connect to the…

EPSS: 0.016 (82.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Flowiseai Flowise — versions <= 1.4.3

Weakness classification (CWE)

CWE-346 — Origin Validation Error

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

https://securitylab.github.com/advisories/GHSL-2023-232_GHSL-2023-234_Flowise/ (x_refsource_CONFIRM)
https://github.com/FlowiseAI/Flowise/blob/e93ce07851cdc0fcde12374f301b8070f2043687/packages/server/src/index.ts#L122 (x_refsource_MISC)

Frequently asked questions

What is CVE-2024-36421?: CVE-2024-36421 is a high-severity vulnerability in Flowiseai Flowise, classified under Origin Validation Error. CVSS score: 7.5/10. Published 2024-07-01.
How severe is CVE-2024-36421?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2024-36421 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.