phpMyFAQ before 4.1.7 contains a SQL injection vulnerability in the glossary create and update endpoints caused by truncating an escaped str

phpMyFAQ before 4.1.7 contains a SQL injection vulnerability in the glossary create and update endpoints caused by truncating an escaped string before embedding it in a SQL literal. Authenticated users with glossary add or edit permissions can craft a payload with a dangling backslash to escape the closing quote and inject arbitrary SQL commands to read sensitive database information.