Vulnerability in Langflow-ai Langflow
CVE-2026-6598
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 Cre…
EPSS: 0.000 (2.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Langflow-ai Langflow — versions 1.8.0, 1.8.1, 1.8.2
Weakness classification (CWE)
References
- VDB-358233 | langflow-ai langflow Project Creation Endpoint projects.py encrypt_auth_settings cleartext storage in file (technical-description, vdb-entry)
- VDB-358233 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #791921 | Langflow <= 1.8.3 CWE-311: Missing Encryption of Sensitive Data (third-party-advisory)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-6598?
- CVE-2026-6598 is a medium-severity vulnerability in Langflow-ai Langflow, classified under Cleartext Storage of Sensitive Information. CVSS score: 4.3/10. Published 2026-04-20.
- How severe is CVE-2026-6598?
- Medium severity. CVSS v3 base score is 4.3 out of 10.