https://www.mozilla.org/en-US/firefox/76.0/releasenotes/
Security Vulnerabilities fixed in Firefox 76 - Mozilla Foundation Security Advisory 2020-16
Android 版 Firefox 68.8.0
https://www.mozilla.org/en-US/firefox/android/68.8.0/releasenotes/
Security Vulnerabilities fixed in Firefox ESR 68.8 - Mozilla Foundation Security Advisory 2020-17