Langflow eval_custom_component_code Eval Injection 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 implementation of eval_custom_component_code function. The issue results from the lack of proper validation of a user-supplied string before using it to execute python code. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26972.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 23 Jan 2026 13:00:00 +0900

Type Values Removed Values Added
Description Langflow eval_custom_component_code Eval Injection 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 implementation of eval_custom_component_code function. The issue results from the lack of proper validation of a user-supplied string before using it to execute python code. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26972.
Title Langflow eval_custom_component_code Eval Injection Remote Code Execution Vulnerability
Weaknesses CWE-95
References
Metrics cvssV3_0

{'score': 9.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2026-01-23T03:28:47.572Z

Reserved: 2026-01-08T22:50:18.918Z

Link: CVE-2026-0769

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-23T04:16:03.933

Modified: 2026-01-23T04:16:03.933

Link: CVE-2026-0769

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses