Unrated severityNVD Advisory· Published Jul 28, 2026· Updated Jul 29, 2026
Langflow is affected by NET Misconfiguration: Use of Impersonation due to multiple unauthenticated and insufficiently authorized API endpoints
CVE-2026-13442
Description
IBM Langflow OSS 1.0.0 through 1.10.1 can allow an attacker to reuse another user's FAISS namespace to access owner-only vector content and influence later query results. This causes cross-user information disclosure and limited integrity impact through persistent poisoning of returned results.
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Affected products
1- Range: 1.0.0 - 1.10.1
Patches
Vulnerability mechanics
References
1- www.ibm.com/support/pages/node/7279988mitrevendor-advisorypatch
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