Understanding and Defending Against CVE-2026-93855: Time-Based SQL Injection in SendPress Newsletters
This educational analysis covers CVE-2026-93855, a time-based SQL injection vulnerability in the SendPress Newsletters plugin for WordPress. The vulnerability allows unauthenticated attackers to extract sensitive information from the database. We will delve into the root cause, attack surface, exploitation mechanics, real-world impact, detection, and defense strategies.