CVE-2026-7646 — Langflow is affected by security vulnerabilities in Model Context Protocol features
IBM Langflow OSS 1.0.0 through 1.10.3 allows users to read arbitrary files from the server filesystem, including other users' uploaded documents, the JWT signing secret, the SQL…
Published: 2026-08-05 · CVSS: 6.5 · CVSS 3.1
IBM Langflow OSS 1.0.0 through 1.10.3 allows users to read arbitrary files from the server filesystem, including other users' uploaded documents, the JWT signing secret, the SQLite database, and process environment variables, by sending a crafted MCP `resources/read` request with a URL-encoded path traversal sequence in the filename.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7