Controversies

Unauthorized access to support administration tools

Mailchimp investigated an incident in which attackers obtained employee or contractor credentials through social engineering and accessed an internal tool used for customer support and account administration. The company stated that 133 customer accounts were accessed and that the investigation was assessing the scope of exposed information.

Social-engineering data breach

Mailchimp reported that intruders used social engineering to access information associated with 319 customer accounts. Potentially exposed information included email addresses, IP addresses, approximate recipient locations, and campaign-related data.

Mailchimp data breach

Issue disclosure

Mailchimp suffered a data breach that allowed an intruder to view 319 accounts; audience data were accessed from 102 accounts, according to the article.