Path Traversal Vulnerability in IBM Langflow Desktop

Publication date: 2026-04-30

Last updated on: 2026-05-11

Assigner: IBM Corporation

Description

IBM Langflow Desktop <=1.8.4 Langflow could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-04-30

Last Modified

2026-05-11

Generated

2026-07-06

AI Q&A

2026-05-01

EPSS Evaluated

2026-07-05

NVD

CVE-2026-3345

Affected Vendors & Products

Vendor	Product	Version / Range
langflow	langflow_desktop	to 1.8.4 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-22	The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

Executive Summary

This vulnerability affects IBM Langflow Desktop versions up to 1.8.4. It allows a remote attacker to perform directory traversal by sending a specially crafted URL containing "dot dot" sequences (/../). This enables the attacker to view arbitrary files on the system.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive files on the affected system. An attacker could access files that should be restricted, potentially exposing confidential information. This could compromise the confidentiality of data without affecting integrity or availability.

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