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Langflow

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Security timeline

  1. Vulnerability reported by CSO OnlineIBM patches critical Langflow flaws enabling authentication bypass and code execution
  2. Vulnerability reported by GBHackersIBM discloses seven Langflow OSS flaws, including critical unauthenticated remote code execution
  3. Vulnerability reported by The Hacker NewsCritical Langflow flaws allow unauthenticated attackers to run code on servers

Recent news

CSO Online· · Critical

IBM patches critical Langflow flaws enabling authentication bypass and code execution

has released 1.13.0 to fix four vulnerabilities, two rated critical with a CVSS score of 9.8. The flaws allow authentication bypass, leaking of API credentials and arbitrary code execution, and one of the critical issues can be exploited without an account. IBM has also patched three medium-severity flaws in the Hono framework used inside Langflow.

GBHackers· · Critical

IBM discloses seven Langflow OSS flaws, including critical unauthenticated remote code execution

has disclosed seven vulnerabilities in OSS, including critical authentication bypass and code injection flaws that can be exploited remotely without credentials. The bulletin covers Langflow versions 1.0.0 through 1.12.8 and advises administrators to upgrade to 1.13.0.

The Hacker News· · Critical

Critical Langflow flaws allow unauthenticated attackers to run code on servers

disclosed two critical flaws in , an open-source tool for building AI agents and workflows, that allow a remote, unauthenticated attacker to bypass authentication or execute arbitrary code. Every release from 1.0.0 through 1.12.8 is affected, and version 1.13.0 is the only fix.

Last updated 3 November 2026. Facts come from our own stories, NVD and CISA KEV, MITRE ATT&CK and Wikidata, each named beside the fact; the introduction, when there is one, is from Wikipedia. We never show company logos.

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