The main allegation is that Costco lets Meta collect communications related to health care from its website, violating HIPAA and effectively acting as a wiretap of the customer.

The first lawsuit was news earlier in October, and the new one from the 25th appears to be similar. Links to first suit:

• https://www.classaction.org/news/costco-uses-tracking-tech-to-disclose-online-pharmacy-customers-health-info-to-third-parties-class-action-alleges
• https://www.sfgate.com/local/article/costco-lawsuit-customer-health-information-meta-18420718.php