Vulnerabilities CVE-2026-7667

CVE-2026-7667

High

Open

TLP:CLEAR

Path Traversal Vulnerability in API Request Component Content-Disposition Header Processing

NVD CVE.org

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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.

Details

CVSS Score: 8.8
EPSS Score ⓘ: 0.36%

28.9th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Confidence: 90%
Published: Jul 17, 2026
Last Modified: Jul 23, 2026

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