Tag
#Microsoft Exchange
3 stories taggedMicrosoft Exchange.
Vulnerabilities
22,000 Microsoft Exchange servers still open to mailbox takeover flaw
A patched but widely ignored bug lets attackers read, send and download every user's email. Exploit code is already circulating.
3 min read
Threat Intelligence
Russian hackers used an Outlook Web Access flaw to plant hidden backdoor in mailboxes
Proofpoint says Laundry Bear, tracked as TA488, exploited a zero-day in Microsoft's webmail to install OWAReaper, a stealthy tool that survives password resets.
4 min read
Policy & Regulation
Microsoft sets a hard stop for Exchange 2016 and 2019 security fixes
After October 2026, on-premises Exchange 2016 and 2019 servers get no more patches, even for customers paying for extended support.
4 min read