The pro-Russian hacktivist group KillNet, which launches its campaigns against countries supporting Ukraine, is ramping up its daily distributed denial-of-service (DDoS) attacks against healthcare organizations.Microsoft’s Azure Network Security has released an overview of the group’s attack…
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Critical Vulnerabilities in Mitel SIP Phones Let Attackers Inject Malicious Commands
Researchers found severe vulnerabilities in Mitel’s SIP phones, notably CVE-2025-47188, a critical command injection flaw with a CVSS score of 9.8, affecting 6800, 6900, and
