CVE-2026-19297

IBM Langflow OSS versions 1.0.0 through 1.9.6 are vulnerable to a critical security flaw that enables remote attackers to gain unauthorized access to user accounts by exploiting improper restrictions on excessive authentication attempts. Organizations using these versions should prioritize patching this vulnerability to prevent potential account takeovers and unauthorized access to sensitive data. Immediate action is recommended for all users of affected versions to mitigate the risk.