Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://gist.github.com/chenhouser2025/c2aabfdee41009cfe45d28a9924742a0
- https://vuldb.com/submit/791919
- https://vuldb.com/vuln/358231
- https://vuldb.com/vuln/358231/cti
FAQ
What is CVE-2026-6596?
CVE-2026-6596 is a vulnerability with a CVSS score of 7.3 (HIGH). 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 A...
How severe is CVE-2026-6596?
CVE-2026-6596 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-6596?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.