Target Sector: Healthcare & Public Health (HPH) Threat: Unauthenticated RCE, Firmware Tampering, and DoS (BRIDGE:BREAK)...
THREAT ADVISORY BRIDGE:BREAK Vulnerabilities in Serial-to-IP Converters April 23, 2026
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Threat Advisories
THREAT ADVISORY RedSun Zero-Day (Windows Defender) April 17, 2026
Severity: High CVSS Score: Not yet assigned (0-day local privilege escalation) Affected Systems: Windows 10, Windows 11, and...
THREAT ADVISORY Venom Info Stealer MaaS April 1, 2026
Threat Level: High (active MaaS with ongoing development and real-time credential theft capability) Target Platform:...
Commentary – CISA Guidance on O365 Admin Controls Related to the March 2026 Stryker International Incident
April 1, 2026 Subject: Blackswan Cybersecurity Response to Recent CISA Guidance on Microsoft 365 Administrative...
THREAT INTELLIGENCE REPORT LiteLLM Supply Chain Attack (March 24, 2026) March 26, 2026
LiteLLM is a widely used open-source Python library and proxy (95M+ monthly PyPI downloads) that provides a...
THREAT INTELLIGENCE REPORT Windows Remote Desktop Privilege Escalation (CVE-2026-21533) Exploit for Sale March 10, 2026
Threat Level: High (for unpatched systems with RDP exposure) Status: Patch Available (February 2026 Microsoft...
THREAT INTELLIGENCE REPORT Exploitation of Anthropic’s Claude AI March 6, 2026
Threat Advisory: Exploitation of Anthropic's Claude AI via Jailbreaking and Prompt Abuse Threat Level: High Status:...
THREAT INTELLIGENCE REPORT Top Attributable Cyber Threats March 6, 2026
Executive Summary As of March 2026, the cyber threat landscape is dominated by heightened activity from...
THREAT ADVISORY Zero-Day Windows Remote Desktop Services Elevation of Privilege CVE-2026-21533 February 11, 2026
Executive Summary A critical zero-day vulnerability, tracked as CVE-2026-21533, has been identified in Windows Remote...
THREAT ADVISORY 0APT – Ransomware Group February 2, 2026
Executive Summary 0APT (also stylized as 0apt) is a newly emerged ransomware group first publicly detected around January 28, 2026. It...