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symfony/ux-live-component enforces batch action limit of 50

BatchActionController now enforces an upper bound of 50 actions per _batch request and rejects larger payloads with a BadRequestHttpException.

20 Jun 2026Read 1 minSeverity: schedule it

What changed

BatchActionController now enforces an upper bound of 50 actions per _batch request and rejects larger payloads with a BadRequestHttpException.

Who it affects

Applications using symfony/ux-live-component that accept batch requests from authenticated clients.

What to do today

Update symfony/ux-live-component to the latest patched version (2.x or 3.x) to prevent resource exhaustion.

The trail
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