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31–40 of 56 articles
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Bleeping Computer
Hackers are actively exploiting a recently disclosed RCE vulnerability in Zimbra email servers that can be triggered simply by sending specially crafted emails to the SMTP server. [...]
Bleeping Computer
Hackers are actively exploiting a recently disclosed RCE vulnerability in Zimbra email servers that can be triggered simply by sending specially crafted emails to the SMTP server. [...]
Bleeping Computer
AT&T's email servers are blocking connections from Microsoft 365 due to a "high volume" spam wave originating from Microsoft's service. [...]
Bleeping Computer
Microsoft has fixed an issue causing some Microsoft 365 users' Outlook desktop clients to stop connecting to email servers via Exchange ActiveSync. [...]
The Hacker News
Threat actors operating with interests aligned to Belarus and Russia have been linked to a new cyber espionage campaign that likely exploited cross-site scripting (XSS) vulnerabilities in Roundcube webmail servers to target over 80 organizations. These entities are primarily located in Georgia, Poland, and Ukraine, according to Recorded Future, which attributed the intrusion set to a threat
Bleeping Computer
Microsoft warned Outlook for Microsoft 365 users that clients might have issues connecting to email servers via Exchange ActiveSync after a January update. [...]
Bleeping Computer
Microsoft announced the end of mainstream support for its Exchange Server 2019 on-premises mail server software on January 9, 2023. [...]
Bleeping Computer
Tens of thousands of Microsoft Exchange email servers in Europe, the U.S., and Asia exposed on the public internet are vulnerable to remote code execution flaws. [...]
Bleeping Computer
Hackers are exploiting a critical ownCloud vulnerability tracked as CVE-2023-49103 that exposes admin passwords, mail server credentials, and license keys in containerized deployments. [...]
Bleeping Computer
Open source file sharing software ownCloud is warning of three critical-severity security vulnerabilities, including one that can expose administrator passwords and mail server credentials. [...]