谷歌浏览器Google Chrome正式版迎来v87第三个维护版本发布，详细版本号为v87.0.4280.141，上一个正式版v87.0.4280.88发布于2020年12月3日，时隔35天Google又发布了新版Chrome浏览器，本次升级主要是更新了安全修复和稳定性改进及用户体验。

谷歌浏览器v87正式版主要更新，由于进行了许多底层改进，更快地启动、更快地加载，更多方式提升续航，代表了多年来Chrome性能的最大提高。活动标签页优先处理将CPU使用率降低5倍，并将电池寿命延长1.25小时。Chrome启动速度快25%，页面加载速度提高了7％，并且所有这些操作都比以前使用更少的电量和内存。

谷歌浏览器v86正式版主要更新，首先，本机文件系统API允许用户向Web应用赋予对指定文件/文件夹的读写访问权限，以带来更轻松、友好的使用体验。对于图像/视频/代码编辑、以及办公套件等使用场景来说，Chrome 86都将变得更加实用。其次，Chrome 86引入了后退缓存，用于用户在先前访问的页面上实现即时导航。

谷歌浏览器v85正式版主要更新，引入Profile Guided Optimization（PGO），页面加载速度平均提高了10％，这是一种编译器优化技术，并且当CPU同时运行许多标签页或程序时，速度甚至得到了更大的提高。标签页得到了改进优化，标签组可帮助从视觉上区分主题或任务标签，甚至是标签的优先级，可以折叠和展开以更轻松地查看需要访问的选项卡组。
Chrome v87.0.4280.141，此更新包括16个安全修复程序。
[$20000][1148749] High CVE-2021-21106: Use after free in autofill. Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on 2020-11-13
[$20000][1153595] High CVE-2021-21107: Use after free in drag and drop. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2020-11-30
[$20000][1155426] High CVE-2021-21108: Use after free in media. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2020-12-04
[$15000][1152334] High CVE-2021-21109: Use after free in payments. Reported by Rong Jian and Guang Gong of 360 Alpha Lab on 2020-11-24
[$15000][1152451] High CVE-2021-21110: Use after free in safe browsing. Reported by Anonymous on 2020-11-24
[$7500][1149125] High CVE-2021-21111: Insufficient policy enforcement in WebUI. Reported by Alesandro Ortiz on 2020-11-15
[$7500][1151298] High CVE-2021-21112: Use after free in Blink. Reported by YoungJoo Lee(@ashuu_lee) of Raon Whitehat on 2020-11-20
[$6000][1155178] High CVE-2021-21113: Heap buffer overflow in Skia. Reported by tsubmunu on 2020-12-03
[$N/A][1148309] High CVE-2020-16043: Insufficient data validation in networking. Reported by Samy Kamkar, Ben Seri at Armis, Gregory Vishnepolsky at Armis on 2020-11-12
[$N/A][1150065] High CVE-2021-21114: Use after free in audio. Reported by Man Yue Mo of GitHub Security Lab on 2020-11-17
[$TBD][1157790] High CVE-2020-15995: Out of bounds write in V8. Reported by Bohan Liu (@P4nda20371774) of Tencent Security Xuanwu Lab on 2020-12-11
[$TBD][1157814] High CVE-2021-21115: Use after free in safe browsing. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2020-12-11
[$N/A][1151069] Medium CVE-2021-21116: Heap buffer overflow in audio. Reported by Alison Huffman, Microsoft Browser Vulnerability Research on 2020-11-19
[1163626] Various fixes from internal audits, fuzzing and other initiatives

Google Chrome v87.0.4280.141 官方正式版 离线安装包 64位
http://dl.google.com/release2/chrome/AONJB1q5caM-tZ5AZO9ZBfg_87.0.4280.141/87.0.4280.141_chrome_installer.exe
https://dl.google.com/release2/chrome/AONJB1q5caM-tZ5AZO9ZBfg_87.0.4280.141/87.0.4280.141_chrome_installer.exe
http://www.google.com/dl/release2/chrome/AONJB1q5caM-tZ5AZO9ZBfg_87.0.4280.141/87.0.4280.141_chrome_installer.exe
https://www.google.com/dl/release2/chrome/AONJB1q5caM-tZ5AZO9ZBfg_87.0.4280.141/87.0.4280.141_chrome_installer.exe
http://redirector.gvt1.com/edgedl/release2/chrome/AONJB1q5caM-tZ5AZO9ZBfg_87.0.4280.141/87.0.4280.141_chrome_installer.exe
https://redirector.gvt1.com/edgedl/release2/chrome/AONJB1q5caM-tZ5AZO9ZBfg_87.0.4280.141/87.0.4280.141_chrome_installer.exe

Google Chrome v87.0.4280.141 官方正式版 离线安装包 32位
http://dl.google.com/release2/chrome/AIDmMV19BxoIWfloPzckbKA_87.0.4280.141/87.0.4280.141_chrome_installer.exe
https://dl.google.com/release2/chrome/AIDmMV19BxoIWfloPzckbKA_87.0.4280.141/87.0.4280.141_chrome_installer.exe
http://www.google.com/dl/release2/chrome/AIDmMV19BxoIWfloPzckbKA_87.0.4280.141/87.0.4280.141_chrome_installer.exe
https://www.google.com/dl/release2/chrome/AIDmMV19BxoIWfloPzckbKA_87.0.4280.141/87.0.4280.141_chrome_installer.exe
http://redirector.gvt1.com/edgedl/release2/chrome/AIDmMV19BxoIWfloPzckbKA_87.0.4280.141/87.0.4280.141_chrome_installer.exe
https://redirector.gvt1.com/edgedl/release2/chrome/AIDmMV19BxoIWfloPzckbKA_87.0.4280.141/87.0.4280.141_chrome_installer.exe