Provide references for CVE-2021-43808.
Where can I find more information about CVE-2021-43808?
References are available at: https://github.com/laravel/framework/security/advisories/GHSA-66hf-2p6w-jqfw, https://github.com/laravel/framework/pull/39906, https://github.com/laravel/framework/pull/39908, https://github.com/laravel/framework/pull/39909, https://github.com/laravel/framework/commit/b8174169b1807f36de1837751599e2828ceddb9b, https://github.com/laravel/framework/releases/tag/v6.20.42, https://github.com/laravel/framework/releases/tag/v7.30.6, https://github.com/laravel/framework/releases/tag/v8.75.0.