CVE-2026-46440

Flowise: Basic Auth Credentials Exposed via API

Published Jun 8, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-php6-83fg-gw3g FlowiseAI Exposes Basic Auth Credentials via API
History
Type Values Removed Values Added
CPEs cpe:2.3:a:flowiseai:flowise:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Flowiseai
Flowiseai flowise
Vendors & Products Flowiseai
Flowiseai flowise
Type Values Removed Values Added
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.
Title Flowise: Basic Auth Credentials Exposed via API
Weaknesses CWE-522
References
Metrics cvssV3_0

{'score': 7.5, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jun 8, 2026, 7:18 PM
Reserved
May 13, 2026, 10:18 PM
Status
Analyzed
Published
Jun 8, 2026, 4:16 PM
Modified
Jul 23, 2026, 7:10 AM