Provide references for CVE-2021-41258.
Where can I find more information about CVE-2021-41258?
References are available at: https://github.com/getkirby/kirby/releases/tag/3.5.8, https://github.com/getkirby/kirby/security/advisories/GHSA-cq58-r77c-5jjw, https://github.com/getkirby/kirby/pull/3510.