Asec.Ahnlab Yurei Ransomware Group Emerges with Advanced Encryption Techniques
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The Yurei ransomware group, identified in early September 2025, employs a typical ransomware model that infiltrates corporate networks, encrypts data, deletes backups, and demands ransom for stolen information. The group utilizes sophisticated encryption mechanics and data exfiltration methods, posing significant risks to affected organizations.
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Citrix NetScaler Critical Vulnerabilities Exploited: Urgent Patching Required Citrix NetScaler ADC and Gateway products are affected by critical vulnerabilities CVE-2026-88771 and CVE-2026-88772, both assigned a CVSS score of 9.5. The Cybersecurity and Infrastructure Security Agency (CISA) added these CVEs to its Known Exploited Vulnerabilities catalog on September 27, 2026, and mandated… 
Critical Citrix NetScaler Zero-Day Vulnerabilities Exploited Citrix disclosed two critical zero-day vulnerabilities, CVE-2026-88771 and CVE-2026-88772, affecting NetScaler ADC and Gateway systems, which are being actively exploited. Both vulnerabilities have a CVSS score of 9.5 and allow unauthenticated attackers to execute arbitrary commands remotely. CVE-2026-88771 arises…