SAT CFDI 3.3 contains an SQL injection vulnerability that allows attackers to manipulate database queries by injecting SQL code through the 'id' parameter in the signIn endpoint. Attackers can submit POST requests with boolean-based blind, stacked queries, or time-based blind SQL injection payloads to extract sensitive data or compromise the application.

SAT CFDI 3.3 contains an SQL injection vulnerability that allows attackers to manipulate database queries by injecting SQL code through the 'id' parameter in the signIn endpoint. Attackers can submit POST requests with boolean-based blind, stacked queries, or time-based blind SQL injection payloads to extract sensitive data or compromise the application.