Provide references for CVE-2021-26272.
Where can I find more information about CVE-2021-26272?
References are available at: https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-416, https://www.oracle.com//security-alerts/cpujul2021.html, https://ckeditor.com/blog/CKEditor-4.16-with-improved-image-pasting-High-Contrast-support-and-a-new-color-API/#security-comes-first, https://www.oracle.com/security-alerts/cpuoct2021.html, https://www.oracle.com/security-alerts/cpujan2022.html.