Only a subset of Cloud WAF (Incapsula) customers affected
https://www.bleepingcomputer.com/news/security/cybersecurity-firm-suffers-security-breach-client-info-exposed/
Cybersecurity firm Imperva disclosed today a security incident that led to data exposure affecting a subset of customers using its Cloud Web Application Firewall (WAF) product, previously known as Incapsula.
Imperva's Cloud WAF is a managed service designed to protect cloud services "against known and unknown threats, including all OWASP top 10 and zero-day threats."