4.3Medium
CVE-2026-6598langflow-ai langflow Project Creation Endpoint projects.py encrypt_auth_settings cleartext storage in file
Description
A security vulnerability has been detected in langflow-ai langflow up to 1.8.3. The affected element is the function create_project/encrypt_auth_settings of the file src/backend/base/Langflow/api/v1/projects.py of the component Project Creation Endpoint. Such manipulation of the argument auth_settings leads to cleartext storage in a file or on disk. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.
Affected products and versions
| Vendor | Product | Versions | |
|---|---|---|---|
| langflow | langflow | — | |
| langflow-ai | langflow | 1.8.0, 1.8.1, 1.8.2, 1.8.3 |
References and patches
- VDB-358233 | langflow-ai langflow Project Creation Endpoint projects.py encrypt_auth_settings cleartext storage in file vdb-entrytechnical-description
- VDB-358233 | CTI Indicators (IOB, IOC, TTP, IOA) signature
- Submit #791921 | Langflow <= 1.8.3 CWE-311: Missing Encryption of Sensitive Data third-party-advisory
- https://gist.github.com/chenhouser2025/77adb3486c06c635ae4b09a3eaf90213 exploit