CVE-2026-41570 PHPUnit: Argument injection via newline in PHP INI values forwarded to child processes

PHPUnit is a testing framework for PHP. In versions 12.5.21 and 13.1.5, PHPUnit forwards PHP INI settings to child processes used for isolated/PHPT test execution as -d name=value command-line arguments without neutralizing INI metacharacters. Because PHP's INI parser interprets " as a string...