Russian hackers exploit Exchange OWA zero-day for long-term mailbox access

BleepingComputer by Ionut Ilascu 30 July 2026, 02:44 EEST Security

The Russian state-sponsored hacking group Laundry Bear, also known as Void Blizzard, is exploiting an Exchange Outlook Web Access vulnerability in email campaigns to deliver a sophisticated backdoor called OWAReaper.

Read the full story on BleepingComputer https://www.bleepingcomputer.com/news/security/russian-hackers-exploit-exchange-owa-zero-day-for-long-term-mailbox-access/

Attacks like this land on ordinary sites far more often than on chosen targets. If you would rather your site never became the story, CrockyHost hosting ships with daily backups, automatic updates and a firewall we manage.

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