Since July 2025, Russian state-backed hackers, known as Laundry Bear, have exploited a zero-click vulnerability (CVE-2025-66376) in the Zimbra Collaboration Suite to infiltrate Western government and commercial…
APT28 (Fancy Bear) has been linked to Operation Roundish, utilizing a comprehensive Roundcube exploitation toolkit against Ukrainian government targets. The toolkit, discovered in January 2026, includes XSS payloads, a…
Microsoft has patched a high-severity zero-day vulnerability in Exchange Server, tracked as CVE-2026-42897, which allows attackers to execute arbitrary JavaScript via crafted emails in Outlook Web Access. The flaw…
CYFIRMA Research and Advisory Team has identified Bactor Ransomware while monitoring underground forums. This ransomware targets Windows systems and affects multiple industries and technologies. The findings are part of…
Multiple ransomware strains, including Bactor, ChickenKiller, and Midnight, have been identified by CYFIRMA Research and Norton. Bactor and ChickenKiller ransomware target Windows systems, while Midnight ransomware has…