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CVE-2026-46440

Flowise: Basic Auth Credentials Exposed via API

Published: Jun 8, 2026Updated: Jun 9, 2026 Sources: CVE List NVD
NVD MITRE
7.5CVSS
HIGH

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:HPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-522

Affected Products

Flowise
FlowiseAI

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Credential Access
View detailed technique mapping

References

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

Timeline

Published
Jun 8, 2026
Last Updated
Jun 9, 2026

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