CVE-2026-46440 Details
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.
A vulnerability in Flowise's checkBasicAuth endpoint prior to version 3.1.2 allows for plaintext credential validation without rate limiting, using direct comparison. This lack of rate limiting enables brute-force attacks on the authentication system. The endpoint returns distinct messages for successful and failed authentication attempts, facilitating credential enumeration. The vulnerability has been patched in version 3.1.2.
Users can update to Flowise version 3.1.2 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 8, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-php6-83fg-gw3g | CISA-ADP | MitigationVendor Advisory |
| https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.1.2 | [email protected] | ProductRelease Notes |
| https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-php6-83fg-gw3g | [email protected] | MitigationVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-522 | Insufficiently Protected Credentials | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| flowiseai flowise | < 3.1.2 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 11, 2026 | Initial Analysis | [email protected] |
| Jun 8, 2026 | CVE Modified | CISA-ADP |
| Jun 8, 2026 | New CVE Received | [email protected] |