Provide references for CVE-2021-39136.
Where can I find more information about CVE-2021-39136?
References are available at: https://github.com/baserproject/basercms/security/advisories/GHSA-hgjr-632x-qpp3, https://github.com/baserproject/basercms/commit/568d4cab5ba1cdee7bbf0133c676d02a98f6d7bc, https://basercms.net/security/JVN_14134801, http://jvn.jp/en/jp/JVN14134801/index.html.