https://chromereleases.googleblog.com/ 未更新 追記 Stable Channel Update for Desktop This update includes 16 security fixes. 追記終わり

https://www.mozilla.org/en-US/firefox/84.0.2/releasenotes/ Security Vulnerabilities fixed in Firefox 84.0.2, Firefox for Android 84.1.3, and Firefox ESR 78.6.1 - Mozilla Foundation Security Advisory 2021-01 Android 版も 84.1.3SHG01 Nexus 7…