Do you use Microsoft Exchange? Hackers are actively exploiting a new zero-day flaw

Microsoft warns of a new zero-day vulnerability that leaves Exchange open to hackers.

Microsoft warns of Exchange zero-day flaw exploited in attacks

On Thursday, Microsoft shared mitigations for a high-severity Exchange Server vulnerability exploited in attacks that allow ...
Windows Report

Exchange Server 2016 And 2019 Hit By Critical OWA Vulnerability

Microsoft warned Exchange Server customers about critical OWA vulnerability CVE-2026-42897 affecting on-premises deployments.
Forbes

NSA Issues Microsoft Exchange Server ‘High-Risk Of Compromise’ Alert

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Thankfully, for such things, the document itself is relatively ...
Bleeping Computer

Microsoft pulls Exchange security updates over mail delivery issues

Microsoft has pulled the November 2024 Exchange security updates released during this month's Patch Tuesday because of email delivery issues on servers using custom mail flow rules. This issue affects ...
Infosecurity Magazine

Microsoft Reports Severe Zero-Day Flaw in On-Prem Exchange Servers

The zero-day vulnerability affects on-premises installations for all versions of Exchange Server 2016, 2019 and Subscription ...