SQL Injection Vulnerabilities Persist Decades After Fixes Emerged

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SQL injection, first documented publicly in 1998, remains a top cybersecurity threat despite over two decades of available countermeasures. The vulnerability occurs when user input is improperly concatenated into database queries, allowing attackers to execute unintended commands. This flaw often persists in legacy systems, older admin panels, and hastily built features where developers use string concatenation instead of secure methods. Parameterized queries or prepared statements effectively prevent these attacks by separating commands from data. Many teams reintroduce the vulnerability when using raw-query features within otherwise secure object-relational mapping frameworks.

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