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.
History

Fri, 23 Jan 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 23 Jan 2026 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Langflow
Langflow langflow
Vendors & Products Langflow
Langflow langflow

Fri, 23 Jan 2026 04:00:00 +0000

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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

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

Updated: 2026-01-23T16:32:33.530Z

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

Link: CVE-2026-0769

cve-icon Vulnrichment

Updated: 2026-01-23T16:32:29.303Z

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.