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@fastify/helmet

What changed in @fastify/helmet 13, from its official release notes, upgrade guides and advisories. Sources checked 2026-10-18.

1 breaking

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@fastify/helmet 131 changes

Breaking changes 1

  • Routes with custom helmet options now inherit the global enableCSPNonces setting; set it to false on a route to disable nonces there.

    13.2.0release notes