CVE-2026-55447

CRITICAL

Langflow: BaseFileComponent-based nodes arbitrary file read with RCE exploit

Title source: cna
STIX 2.1

Description

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.9.2, by controlling a files that are digested into the RAG, an attacker can direct the node to read any file on the file-system by absolute path. All components based on BaseFileComponent are vulnerable to the vulnerability. This includes Docling (DoclingInlineComponent), Docling Serve, DoclingRemoteComponent), Read File (FileComponent), NVIDIA Retriever Extraction (NvidiaIngestComponent), Video File (VideoFileComponent), and Unstructured API (UnstructuredComponent). This vulnerability is fixed in 1.9.2.

References (2)

Core 2
Core References
X_Refsource_Misc x_refsource_misc
https://github.com/langflow-ai/langflow/pull/12945

Scores

CVSS v3 9.6
EPSS 0.0047
EPSS Percentile 38.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-200 CWE-61
Status published
Products (2)
langflow/langflow < 1.9.2
langflow-ai/langflow < 1.9.2
Published Jun 23, 2026
Tracked Since Jun 23, 2026