Winter Vivern

Russian Hackers Exploit Zimbra Zero-Day for Espionage Campaign

APT28 Exploits Zimbra Vulnerability in Ongoing Attacks Against Ukraine

Critical RCE Vulnerability in Zimbra Exploited by Attackers

Chinese Threat Group Exploits Roundcube Vulnerabilities in University Networks

APT28 Exploits Roundcube Vulnerabilities in Targeted Cyber Espionage Campaign

Hackers now exploit critical Roundcube flaw in code injection attacks

Critical Zimbra RCE flaw now actively exploited in attacks

Operation Roundpress

Unc1151 Campaign Roundcube

CISA orders feds to patch Zimbra XSS flaw exploited in attacks