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.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.ibm.com/support/pages/node/7282147 |
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History
Wed, 05 Aug 2026 18:30:00 +0000
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| Metrics |
ssvc
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Wed, 05 Aug 2026 17:00:00 +0000
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| 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. | |
| Title | Langflow is affected by security vulnerabilities in Model Context Protocol features | |
| First Time appeared |
Ibm
Ibm langflow Oss |
|
| Weaknesses | CWE-22 | |
| CPEs | cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:* cpe:2.3:a:ibm:langflow_oss:1.10.3:*:*:*:*:*:*:* |
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| Vendors & Products |
Ibm
Ibm langflow Oss |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: ibm
Published:
Updated: 2026-08-05T17:58:02.171Z
Reserved: 2026-05-01T17:10:07.060Z
Link: CVE-2026-7646
Updated: 2026-08-05T17:57:58.922Z
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OpenCVE Enrichment
Updated: 2026-08-05T19:30:05Z