Oct 25, 2023NewsroomThreat Intelligence / Vulnerability The threat actor known as Winter Vivern has been observed exploiting a zero-day flaw in Roundcube webmail software on October 11, 2023, to harvest email messages from victims' accounts. "Winter Vivern has stepped up its operations by using a zero-day vulnerability in Roundcube," ESET security researcher Matthieu Faou … [Read more...] about Nation State Hackers Exploiting Zero-Day in Roundcube Webmail Software
Webmail
New Unpatched Horde Webmail Bug Lets Hackers Take Over Server by Sending Email
A new unpatched security vulnerability has been disclosed in the open-source Horde Webmail client that could be exploited to achieve remote code execution on the email server simply by sending a specially crafted email to a victim. "Once the email is viewed, the attacker can silently take over the complete mail server without any further user interaction," SonarSource said in a … [Read more...] about New Unpatched Horde Webmail Bug Lets Hackers Take Over Server by Sending Email