SaaS Penetration Testing: How to Protect Tenants, APIs, and Critical Workflows
SaaS platforms power critical business processes such as HR, CRM, ERP, collaboration, and more. Their multi-tenant architecture, API-first design, and rapid release cycles make them uniquely vulnerable. A single vulnerability can compromise thousands of customers simultaneously. According to the Indusface State of Application Security – Global H1 2025, API attacks surged 104% YoY, with 13X more vulnerability exploits compared to websites.