The open-source tool, now known as the Jupyter Notebook, has become an exceedingly popular piece of data-science kit, with millions of notebooks deposited to the GitHub code-sharing site.

If not correctly locked down, Jupyter Notebook offers a novel initial access vector that hackers can use to compromise enterprise cloud environments, as seen in a recent hacking incident.

The now-patched RCE flaw in Cosmos DB's Jupyter Notebook feature highlights some of the weaknesses that can arise from emerging tech in the cloud-native and machine learning worlds.