CVE-2026-46440

EUVD-2026-35107
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.1 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
Affected Products (NVD)
VendorProductVersion
flowiseaiflowise
𝑥
< 3.1.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.1.2
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-php6-83fg-gw3g
https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-php6-83fg-gw3g