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[Security] Add usage example for #[IsCsrfTokenValid attribute on controller classes #20975

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May 22, 2025
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[Security] Add usage example for #[IsCsrfTokenValid attribute on controller classes #20975

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14 changes: 14 additions & 0 deletions security/csrf.rst
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Expand Up @@ -281,6 +281,20 @@ Suppose you want a CSRF token per item, so in the template you have something li
<button type="submit">Delete item</button>
</form>

In addition :class:`Symfony\\Component\\Security\\Http\\Attribute\\IsCsrfTokenValid`
attribute can be applied to a controller class.
This will cause the CSRF token validation to be executed for all routes defined within the controller::

use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\Security\Http\Attribute\IsCsrfTokenValid;
// ...

#[IsCsrfTokenValid('controller')]
final class FooController extends AbstractController
{
// ...
}

The :class:`Symfony\\Component\\Security\\Http\\Attribute\\IsCsrfTokenValid`
attribute also accepts an :class:`Symfony\\Component\\ExpressionLanguage\\Expression`
object evaluated to the id::
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