CVE-2026-0770: Langflow affected by Remote Code Execution via validate_code() exec()

January 23, 2026 (updated February 19, 2026)

Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.

References

github.com/advisories/GHSA-g22f-v6f7-2hrh
github.com/affix/CVE-2026-0770-PoC
github.com/langflow-ai/langflow
nvd.nist.gov/vuln/detail/CVE-2026-0770
www.zerodayinitiative.com/advisories/ZDI-26-036

Code Behaviors & Features

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