CVE-2021-31207

🗓️ 11 May 2021 19:15:10Reported by [email protected]Type

Microsoft Exchange Server CVE-2021-31207 Security Bypas

Reporter	Title	Published	Views	Family All 98
zdt	Microsoft Exchange ProxyShell Remote Code Execution Exploit	21 Aug 202100:00	–	zdt
githubexploit	Exploit for Unrestricted Upload of File with Dangerous Type in Microsoft	4 Sep 202115:34	–	githubexploit
githubexploit	Exploit for Unrestricted Upload of File with Dangerous Type in Microsoft	16 Mar 202600:22	–	githubexploit
githubexploit	Exploit for Server-Side Request Forgery in Microsoft	10 Aug 202115:01	–	githubexploit
githubexploit	Exploit for Server-Side Request Forgery in Microsoft	29 Jun 202212:37	–	githubexploit
githubexploit	Exploit for Server-Side Request Forgery in Microsoft	14 Apr 202111:12	–	githubexploit
githubexploit	Exploit for Unrestricted Upload of File with Dangerous Type in Microsoft	2 Oct 202107:29	–	githubexploit
githubexploit	Exploit for Server-Side Request Forgery in Microsoft	14 Apr 202111:12	–	githubexploit
ics	2021 Top Routinely Exploited Vulnerabilities	28 Apr 202212:00	–	ics
ics	Iranian Islamic Revolutionary Guard Corps-Affiliated Cyber Actors Exploiting Vulnerabilities for Data Extortion and Disk Encryption for Ransom Operations	14 Sep 202212:00	–	ics

NVD

Node

microsoft exchange_serverMatch2013cumulative_update_23

microsoft exchange_serverMatch2016cumulative_update_19

microsoft exchange_serverMatch2016cumulative_update_20

microsoft exchange_serverMatch2019cumulative_update_8

microsoft exchange_serverMatch2019cumulative_update_9

Source	Link
portal	www.portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31207
zerodayinitiative	www.zerodayinitiative.com/advisories/ZDI-21-819/
cisa	www.cisa.gov/known-exploited-vulnerabilities-catalog
packetstormsecurity	www.packetstormsecurity.com/files/163895/Microsoft-Exchange-ProxyShell-Remote-Code-Execution.html

17 Jun 2026 03:51Current

CVSS 26.5

CVSS 3.16.6

EPSS0.99782