Langflow OSS

177 known vulnerabilities.

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Critical 9.8

CVE-2026-9198 Exploited Public exploit Scanner template EPSS 29%

Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation

IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/auto_login (mints SUPERUSER tokens to any network caller) with /api/v1/validate/code (executes user code via exec()) to achieve full RCE on default Langflow deployments

IBM Langflow OSS

Jul 17, 2026
KEV Aug 4, 2026