CVE-2025-3248Used in ransomware
Langflow Langflow
Langflow Missing Authentication Vulnerability
What it is
Langflow contains a missing authentication vulnerability in the /api/v1/validate/code endpoint that allows a remote, unauthenticated attacker to execute arbitrary code via crafted HTTP requests.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor notices and references
Description and required action as published by CISA. Full record at NVD.
Other Langflow entries on the list
- Langflow Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability CVE-2026-0770 · Jul 21, 2026
- Langflow Langflow Authorization Bypass Through User-Controlled Key Vulnerability CVE-2026-55255 · Jul 7, 2026
- Langflow Langflow Origin Validation Error Vulnerability CVE-2025-34291 · May 21, 2026
- Langflow Langflow Code Injection Vulnerability CVE-2026-33017 · Mar 25, 2026