CVE-2026-7667

Published: Jul 17, 2026Modified: Jul 20, 2026

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: psirt@us.ibm.com (Secondary)

Description

IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to create a malicious flow pointing to an attacker-controlled URL that returns a specially crafted Content-Disposition header (e.g., filename="../../../target/path" ), enabling arbitrary file write operations with attacker-controlled content to any path accessible by the Langflow process.

Affected (1)

Products: Langflow: Langflow

1 product

Configuration A

1 vulnerable · 3 platform

Vulnerable Software	Affected Versions
Langflow Langflow	From 1.0.0 to 1.10.1

Running on/with	Platform Versions
Apple Macos	All versions
Linux Linux Kernel	All versions
Microsoft Windows	All versions

Related CWEs

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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.

References (1)

https://www.ibm.com/support/pages/node/7278931

Source: psirt@us.ibm.com

Vendor Advisory

Timeline

No history available yet.