Vulnerability Description
Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.10.0, the "Shareable Playground" (or "Public Flows" in code) contains a potential arbitrary file-read vulnerability, depending on the exact flow configuration used. By making a flow public, public execution of the flow is allowed. The execution request can contain a list of files that gets read by Langflow and fed into the LLM. The files path can be any path supported by the storage - it can be either a local file or S3 path if supported by the local configuration This vulnerability is fixed in 1.10.0.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Langflow | Langflow | < 1.10.0 |
Related Weaknesses (CWE)
References
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-rcjh-r59h-gq37ExploitVendor Advisory
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-rcjh-r59h-gq37ExploitVendor Advisory
FAQ
What is CVE-2026-48520?
CVE-2026-48520 is a vulnerability with a CVSS score of 6.1 (MEDIUM). Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.10.0, the "Shareable Playground" (or "Public Flows" in code) contains a potential arbitrary file-read vulnerab...
How severe is CVE-2026-48520?
CVE-2026-48520 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-48520?
Check the references section above for vendor advisories and patch information. Affected products include: Langflow Langflow.