CVE-2026-0768: langflow Code Injection

Vulnerability summary

CVE-2026-0768 is a critical (CVSS 9.8) Code Injection vulnerability in langflow. EPSS estimates a 22.91% chance of exploitation in the next 30 days, higher than 97.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 23-01-2026
   PublishedVulnerability first disclosed.
2. 26-02-2026
   Last modifiedVulnerability information updated.

Description

Langflow code Code 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 handling of the code parameter provided to the validate endpoint. 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 root. . Was ZDI-CAN-27322.

• CWE-94Improper Control of Generation of Code ('Code Injection')The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.