CVE-2026-7646

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CVSS 3.1

6.5 medium

EPSS

<1%p23

Published

Aug 5, 2026 (Aug 5, 2026)

Modified

Aug 6, 2026

Description

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.

Vendors: langflow
Products: langflow
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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