Remote Code Execution in Langflow via exec_globals Parameter

Publication date: 2026-01-23

Last updated on: 2026-02-18

Assigner: Zero Day Initiative

Description

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.

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Meta Information

Published

2026-01-23

Last Modified

2026-02-18

Generated

2026-07-06

AI Q&A

2026-01-23

EPSS Evaluated

2026-07-05

NVD

CVE-2026-0770

EUVD

EUVD-2026-4466

Affected Vendors & Products

Vendor	Product	Version / Range
langflow	langflow	1.4.2

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-829	The product imports, requires, or includes executable functionality (such as a library) from a source that is outside of the intended control sphere.

Attack-Flow Graph

Executive Summary

This vulnerability in Langflow involves improper handling of the exec_globals parameter at the validate endpoint, where functionality from an untrusted control sphere is included. This flaw allows remote attackers to execute arbitrary code on affected systems without needing authentication. [1]

Impact Analysis

An attacker exploiting this vulnerability can execute arbitrary code remotely with root-level privileges on affected Langflow installations. This can lead to complete system compromise, including unauthorized access, data theft, or disruption of services. [1]

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