CVE-2026-46440

Flowise: Basic Auth Credentials Exposed via API

State: Published
Severity: 7.5 High
Published: Jun 8, 2026
Updated: Jun 8, 2026
Reserved: May 13, 2026

Description

Flowise is a drag & drop user interface to build a customized large language model flow. Prior to version 3.1.2, the checkBasicAuth endpoint validates credentials in plaintext without rate limiting and with direct comparison. This issue has been patched in version 3.1.2.

Scores

CVSS	Score	Vector	Source
3.0	7.5 High	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-522 Insufficiently Protected Credentials

Affected Products

Product	Versions
FlowiseFlowiseAI	< 3.1.2Affected

References

https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-php6-83fg-gw3g
https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.1.2

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