Russian hacking group seen exploiting Roundcube webmail zero-day

Winter Vivern group targets European governments and think tanks

clock • 2 min read
Russian hacking group seen exploiting Roundcube webmail zero-day
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Russian hacking group seen exploiting Roundcube webmail zero-day

ESET researchers have revealed that the Winter Vivern Russian hacking group has exploited a zero-day vulnerability in Roundcube Webmail, targeting various European government entities and think tanks.

This exploitation, which is thought to have begun on 11th October, continued until the security flaw, dubbed CVE-2023-5631, was addressed by the Roundcube development team on 16th October, followin...

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