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Signals Exploited in the wild (KEV) 0 Patch available 1 No fix listed 0 Has CVE 1

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Weakness (CWE) CWE-639 Authorization Bypass Through User-Controlled Key 1 CWE-862 Missing Authorization 1

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Vendor: Langflow × Component: Langflow-base × Clear all filters

TI-2026-26371 CVE-2026-34046 · GHSA-8c4j-f57c-35cf

Langflow: Authenticated Users Can Read, Modify, and Delete Any Flow via Missing Ownership Check

Priority MEDIUM 40

Langflow is a tool for building and deploying AI-powered agents and workflows.

CVSS 4.0HIGH 8.7· Network · Low privileges · No interaction · EPSS 0.00477 · Published 2026-03-27 · Fixed in 1.5.1, 0.5.1 CWE-639

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