# CVE-2026-6596

> Vulnerability · severity: **HIGH** (CVSS 7.3).

## Description

A security flaw has been discovered in langflow-ai langflow up to 1.1.0. This issue affects the function create_upload_file of the file src/backend/base/Langflow/api/v1/endpoints.py of the component API Endpoint. The manipulation results in unrestricted upload. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

## Key facts

- **CVE ID:** CVE-2026-6596
- **Published:** 2026-04-20
- **CVSS severity:** HIGH
- **CVSS base score:** 7.3
- **CWE codes:** CWE-284, CWE-434

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-6596

## Citation

> AI Analytics. CVE-2026-6596. Retrieved 2026-07-09 from https://api.ai-analytics.org/cve/CVE-2026-6596. Derived from NIST NVD. Licensed CC0.

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