P rivateer Rum CEO Andrew Cabot was on an overseas business trip when his wife, Kristin Cabot, was caught canoodling at a Coldplay concert — and the couple’s relatives were likewise blindsided by the scandal, a source close to the situation told The Post.

Cabot resigned from her role at Astronomer on Thursday after the company launched a formal investigation into the scandal.

Kristin Cabot, the chief people officer of Astronomer, has resigned after a brief clip from a Coldplay concert exploded online. Cabot and Astronomer CEO Andy Byron – who also resigned last week after being placed on leave – were spotted embracing at a Coldplay concert in Foxborough,