CVE-2025-59717

In the @digitalocean/do-markdownit package through 1.16.1 in npm, the callout and fenceenvironment plugins perform .includes substring matching if allowedClasses or allowedEnvironments is a string instead of an array...

CVE-2025-59717: Access of Resource Using Incompatible Type

In the @digitalocean/do-markdownit package through 1.16.1 in npm, the callout and fenceenvironment plugins perform .includes substring matching if allowedClasses or allowedEnvironments is a string instead of an array...