CVE-2026-19286

Name of the Vulnerable Software and Affected Versions IBM Langflow OSS versions 1.0.0 through 1.11.1

Description Improper enforcement of security restrictions on the 'A2A' public endpoint allows a remote attacker to execute arbitrary code. Arbitrary code execution occurs when an attacker can run any command of their choice on the target machine.

Recommendations Restrict access to the 'A2A' public endpoint to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.