MEDIUM 5.4 NVD

CVE-2026-7869

IBM Langflow OSS 1.0.0 through 1.10.3 is vulnerable to Path Traversal in the Knowledge Bases API (`POST /api/v1/knowledge_bases`). This occurs because user-supp

IBM Langflow OSS 1.0.0 through 1.10.3 is vulnerable to Path Traversal in the Knowledge Bases API (`POST /api/v1/knowledge_bases`). This occurs because user-supplied knowledge base names are used directly to create file paths without proper sanitization or containment checks. An authenticated attacker can exploit this flaw to create directories and write files anywhere on the server's filesystem.

References

https://www.ibm.com/support/pages/node/7282647

Published: 2026-08-05 · Source: NVD · Feed updated: 2026-08-05

This medium severity vulnerability with a CVSS score of 5.4 was published on 2026-08-05 via NVD.

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