CVE-2026-10561

Unauthenticated Remote Code Execution in Langflow OSS PythonREPLComponent via Builtins Injection

CVSS 10 CRITICALEPSS 0.5%CWE-94

IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined with an authentication bypass that allows an unauthenticated attacker to execute arbitrary code on the host system, resulting in complete compromise

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

IBM · Langflow OSS

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References

https://www.ibm.com/support/pages/node/7277242