CVE-2021-26855

WEBhttp://packetstormsecurity.com/files/161846/Microsoft-Exchange-2019-SSRF-Arbitrary-File-Write.html

WEBhttp://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html

WEBhttp://packetstormsecurity.com/files/162610/Microsoft-Exchange-2019-Unauthenticated-Email-Download.html

WEBhttp://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html

WEBhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26855

WEBhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-26855

ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2021-26855