CVE-2026-0769 - Langflow eval_custom_component_code Eval Injection Remote Code Execution Vulnerability

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CRITICAL

Langflow eval_custom_component_code Eval Injection Remote Code Execution Vulnerability

Published Jan 23, 2026

9.8

CRITICAL

CVSS 3.0

EPSS 32.34%

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.

Affected products

Vendor Langflow Product Langflow Default
n/a
- Version
  1.3.2
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Langflow

n/a

Version	Status	Constraints
1.3.2	affected	-

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-95

References (2)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-4475
Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-035/
x_research-advisoryThird Party Advisory

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-4475		Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-035/		x_research-advisoryThird Party Advisory