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psalm/docs/running_psalm/issues/TaintedCallable.md
2020-11-19 19:01:19 -05:00

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# TaintedCallable
Emitted when tainted text is used in an aribtary function call.
This can lead to dangerous situations, like running arbitrary functions.
```php
<?php
$name = $_GET["name"];
evalCode($name);
function evalCode(string $name) {
if (is_callable($name)) {
$name();
}
}
```