Microsoft Defender is a technology platform tracked across 31 threat clusters and 48 intelligence report mentions on ThreatCluster. First observed November 11, 2025; most recent activity July 16, 2026.
Microsoft has confirmed two active vulnerabilities in its Defender software, CVE-2024-21314 and CVE-2024-21315, which are being exploited by cybercriminals. CVE-2024-21314 allows remote code execution through specific…
Microsoft has confirmed a critical zero-day vulnerability in Microsoft Defender, identified as CVE-2026-50656, which allows for local privilege escalation. The flaw, dubbed 'RoguePlanet,' was disclosed by security…
Apache OFBiz has critical vulnerabilities that allow attackers to exploit hardcoded keys and bypass authentication. The vulnerabilities, CVE-2026-31986 and CVE-2026-45434, were published on 2026-05-19 and affect all…
On June 9, 2026, Microsoft released its largest Patch Tuesday update, addressing 206 vulnerabilities, including three zero-day flaws. Among the critical vulnerabilities, 32 were rated as critical, with 28 classified as…
In June 2026, Adobe and Microsoft released significant security updates addressing numerous vulnerabilities. Adobe's update included 11 bulletins covering 123 CVEs, with critical vulnerabilities in Adobe Campaign…
On July 15, 2026, Microsoft released security patches to address multiple critical vulnerabilities across its software products. The vulnerabilities include Remote Code Execution and Elevation of Privilege issues…
Ransomware gangs are actively exploiting a high-severity vulnerability in Microsoft Defender, tracked as CVE-2026-33825 and nicknamed BlueHammer. This flaw allows local attackers to bypass access controls and escalate…
The InstallFix campaign targets users by creating fake installation pages for Anthropic's Claude AI, tricking them into executing malware. This sophisticated social engineering tactic exploits the growing reliance on AI…
A Russian-speaking cybercriminal group, dubbed BlackSanta, is targeting corporate HR teams by sending fake job applications that install malware capable of disabling endpoint detection and response (EDR) tools. This…
The anonymous security researcher known as Nightmare-Eclipse has been banned from both GitHub and GitLab due to the release of multiple unpatched Windows vulnerabilities. GitHub terminated the account on May 25, 2026,…