CVE-2025-58107

CVE-2025-58107 affects on-premises Microsoft Exchange environments up to 2019, specifically Exchange ActiveSync (EAS) configurations. The issue is that EAS configs may transmit sensitive data from Samsung mobile devices in cleartext, including the user’s name, email address, device ID, bearer tok...

Microsoft Releases Exchange On-premises Mitigation Tool

Microsoft has released the Exchange On-premises Mitigation Tool EOMT.ps1 that can automate portions of both the detection and patching process. Microsoft stated the following along with the release: "the tool is intended to help customers who do not have dedicated security or IT teams to apply...

ProxyLogon PoC Exploit Released; Likely to Fuel More Disruptive Cyber Attacks

The U.S. Cybersecurity and Infrastructure Security Agency CISA and the Federal Bureau of Investigation FBI on Wednesday issued a joint advisory warning of active exploitation of vulnerabilities in Microsoft Exchange on-premises products by nation-state actors and cybercriminals. "CISA and FBI...