Frequency
1
occurrences
First Seen
July 24, 2026
Last Seen
July 24, 2026
Related Threat Clusters
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Russian Hackers Exploit Zimbra Zero-Day for Espionage Campaign
Since July 2025, Russian state-backed hackers, known as Laundry Bear, have exploited a zero-click vulnerability (CVE-2025-66376) in the Zimbra Collaboration Suite to infiltrate Western government and commercial…
82 articles · Updated July 23, 2026 -
Chinese Threat Group Exploits Roundcube Vulnerabilities in University Networks
A suspected China-aligned threat group, tracked as UNK_MassTraction, has been exploiting vulnerabilities in Roundcube mail servers at U.S. and Canadian universities since May 2026. The campaign targets physics and…
14 articles · Updated July 7, 2026
Recent Intelligence Reports
- Unc1151 Campaign Roundcube — cert.pl · July 24, 2026