The Hacker News

Microsoft Exchange Flaw Lets Authenticated Attackers Read Other Users' Mailboxes

Microsoft has released out-of-band security updates to address a high-severity flaw in Microsoft Exchange Server that could allow an attacker to escalate privileges under certain conditions. The vulnerability, tracked as CVE-2026-96940, is rated 8.8 on the CVSS scoring system. "Weak authorization in Microsoft Exchange Server allows an authenticated attacker to elevate privileges over a

By The Hacker News

1 min read
Microsoft Exchange Flaw Lets Authenticated Attackers Read Other Users' Mailboxes
Microsoft Exchange Flaw Lets Authenticated Attackers Read Other Users' Mailboxes

Got news to share with the events industry?

Submit a press release or story tip and reach thousands of event professionals.

Get in touch→

More in Cybersecurity, Cryptography & Digital Trust

Related Insights