External Control of File Name or Path

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to External Control of File Name or Path via the S3 Directory loader process. An attacker can write arbitrary files to locations outside the intended temporary directory by supplying crafted S3 object keys...

CVE-2026-12821 FlowiseAI Flowise S3 Document Loader S3.ts path traversal

A vulnerability was determined in FlowiseAI Flowise up to 3.1.2. The impacted element is an unknown function of the file packages/components/nodes/documentloaders/S3/S3.ts of the component S3 Document Loader. Executing a manipulation can lead to path traversal. It is possible to launch the attack...