Microsoft, who banned Nightmare-Eclipse from their GitHub platform, conveys their displeasure with said individual

Along with a threat:

Our Digital Crimes Unit will continue bringing cases against these actors and those that enable their criminal activity – coordinating as needed with law enforcement around the world.

Also manages to sprinkle in a few references to not using CVD as being not "responsible". (Microsoft was a big proponent of the term "responsible disclosure", which has gone by the wayside because it tends to favor vendor-centric perspective in a subjective and moralizing way.)

A shared responsibility: Protecting customers through Coordinated Vulnerability Disclosure

@wdormann we should rename “responsible disclosure” to “Samaritan snare”