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Over 28,000 Microsoft Exchange Servers Exposed Online to CVE-2025-53786 Vulnerability
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Over 28,000 Microsoft Exchange Servers Exposed Online To CVE-2025-53786 Vulnerability - Cybernoz - Cybersecurity News
The cybersecurity community faces a significant threat as scanning data reveals over 28,000 unpatched Microsoft Exchange servers remain exposed on the public internet, vulnerable to a critical security flaw designated CVE-2025-53786. This high-severity vulnerability, which carries a CVSS score of 8.0 out of 10, enables attackers with administrative access to on-premises Exchange servers to escalate privileges within connected Microsoft 365 cloud…
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IT Security News - cybersecurity, infosecurity newsOver 28,000 Microsoft Exchange Servers Exposed Online to CVE-2025-53786 Vulnerability
The cybersecurity community faces a significant threat as scanning data reveals over 28,000 unpatched Microsoft Exchange servers remain exposed on the public internet, vulnerable to a critical security flaw designated CVE-2025-53786. This high-severity vulnerability, which carries a CVSS score of 8.0 out of 10, enables attackers with administrative access to on-premises Exchange servers to escalate […] The post Over 28,000 Microsoft Exchange Ser…
A vulnerability in hybrid exchange environments allows remote attackers with local admin privileges to access cloud servers and, in the worst case, to compromise entire domains. Microsoft and CISA advise fast patching.
Microsoft and the U.S. Cyber Security Department (CISA) have warned against a new serious security issue in Microsoft Ex change. Affected by the problem are mainly hybrid exchange environments. (Continue reading)
CVE-2025-53786: Frequently Asked Questions About Microsoft Exchange Server Hybrid Deployment Elevation of Privilege Vulnerability
Frequently asked questions about CVE-2025-53786, an elevation of privilege vulnerability affecting Microsoft Exchange Server Hybrid Deployments.BackgroundTenable’s Research Special Operations (RSO) team has compiled this blog to answer Frequently Asked Questions (FAQ) regarding an elevation of privilege vulnerability affecting Microsoft Exchange Server Hybrid Deployments.FAQWhat is CVE-2025-53786CVE-2025-53786 is an elevation of privilege (EoP) …
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