CVE-2026-52098

EUVD-2026-75621
An issue in Flowise 3.1.2 allows a remote attacker to execute arbitrary code via the /api/v1/prediction/<flowId> endpoint
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/FlowiseAI/Flowise
https://github.com/FlowiseAI/Flowise/blob/main/packages/server/src/utils/constants.ts
https://github.com/FlowiseAI/Flowise/blob/main/packages/server/src/utils/validateKey.ts