CVE-2026-30822

Flowise: Mass Assignment in `/api/v1/leads` Endpoint

State: Published
Severity: 7.7 High
Published: Mar 7, 2026
Updated: Mar 9, 2026
Reserved: Mar 5, 2026

Description

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.0.13, unauthenticated users can inject arbitrary values into internal database fields when creating leads. This issue has been patched in version 3.0.13.

Scores

CVSS	Score	Vector	Source
3.0	7.7 High	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L	GitHub_M

Weaknesses

CWE-915 Improperly Controlled Modification of Dynamically-Determined Object Attributes

Affected Products

Product	Versions
FlowiseFlowiseAI	< 3.0.13Affected

References

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-mq4r-h2gh-qv7x
https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.0.13

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