Suspected Chinese Group Calypso APT Exploiting Vulnerable Microsoft Exchange ServersRecorded Future·Dec 13, 00:00 UTC · Dec 13, 2018Vulnerability in the wildCVE-2021-26855CVE-2021-27065CVE-2021-26857+1 CVEs60
Attacks on Exchange servers expand from nationThe Record·Nov 17, 06:58 UTC · Nov 17, 2022Ransomware in the wild60
Researchers warn of a surge in cyber attacks against Microsoft ExchangeSecurity Affairs·Mar 12, 22:51 UTC · Mar 12, 2021Ransomware in the wildCVE-2021-26855CVE-2021-26857CVE-2021-26858+1 CVEs60
ProxyLogon PoC Exploit Released; Likely to Fuel More Disruptive Cyber AttacksThe Hacker News·Mar 15, 00:00 UTC · Mar 15, 2021Exploit / PoC in the wildCVE-2021-2685560