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#CVE-2026-73570

2 stories taggedCVE-2026-73570.

Full-frame edge-to-edge photoreal editorial image of a dimly lit server rack in a data centre, blue and amber status LEDs glowing, one server unit slightly pull
Vulnerabilities

Zimbra mail server flaw exploited in the wild, Microsoft warns after weeks of quiet attacks

Microsoft Threat Intelligence says attackers used a specially crafted email to hijack Zimbra Collaboration Suite mail servers, drop web shells and steal mailbox data, before the flaw was patched.

3 min read
A corporate email server room with warning tape cordoning off affected equipment, technicians reviewing security patches on terminal screens, calendar dates sho
Vulnerabilities

Poland's CERT warns of active attacks on critical Zimbra email flaw

CERT Polska says attackers are exploiting CVE-2026-73570 in Zimbra Collaboration Suite. Zimbra patched the bug in version 10.1.20 on 20 July 2025.

3 min read
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