Vulnerabilities
Critical Microsoft Exchange Vulnerability Under Active Exploitation
3/10/2026
Vulnerabilities
Critical Microsoft Exchange Server Vulnerability CVE-2026-22701 Requires Immediate Patching
3/7/2026

Security
Microsoft Exchange Online Anti-Phishing Rules Mistakenly Blocked Legitimate Emails and Teams Messages
2/18/2026
Vulnerabilities
Critical Microsoft Exchange Vulnerability CVE-2020-22217 Allows Remote Code Execution
2/18/2026

Security
Microsoft Exchange Online Mistakenly Flags Legitimate Emails as Phishing
2/9/2026