2 March 2021

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• Critical 9.1
  CVE-2021-27078 EPSS 18%

  Microsoft Exchange Server Remote Code Execution Vulnerability

  Microsoft Exchange Server Remote Code Execution Vulnerability

  Microsoft Microsoft Exchange Server 2013 Cumulative Update 23 Microsoft Exchange Server 2016 Cumulative Update 19 Microsoft Exchange Server 2019 Cumulative Update 8
  Mar 2, 2021
• Critical 9.1
  CVE-2021-26855 Exploited · Ransomware Public exploit Scanner template EPSS 100%

  Microsoft Exchange Server Remote Code Execution Vulnerability

  Microsoft Exchange Server Remote Code Execution Vulnerability

  Microsoft Microsoft Exchange Server 2013 Cumulative Update 23 Microsoft Exchange Server 2019 Cumulative Update 8 Microsoft Exchange Server 2016 Cumulative Update 19
  Mar 2, 2021

  KEV Nov 3, 2021
• Critical 9.1
  CVE-2021-26412 EPSS 29%

  Microsoft Exchange Server Remote Code Execution Vulnerability

  Microsoft Exchange Server Remote Code Execution Vulnerability

  Microsoft Microsoft Exchange Server 2013 Cumulative Update 23 Microsoft Exchange Server 2016 Cumulative Update 19 Microsoft Exchange Server 2019 Cumulative Update 8
  Mar 2, 2021
• Critical 10.0
  CVE-2021-21321

  Prefix escape

  fastify-reply-from is an npm package which is a fastify plugin to forward the current http request to another server. In fastify-reply-from before version 4.0.2, by crafting a specific URL, it is possible to escape the prefix of the proxied backend service. I…

  fastify fastify-reply-from fastify-reply-from npm
  Mar 2, 2021
• Critical 10.0
  CVE-2021-21322

  Prefix escape

  fastify-http-proxy is an npm package which is a fastify plugin for proxying your http requests to another server, with hooks. By crafting a specific URL, it is possible to escape the prefix of the proxied backend service. If the base url of the proxied server…

  fastify fastify-http-proxy fastify-http-proxy npm
  Mar 2, 2021