This Monday's CXO Daily Cybersecurity Intelligence Brief spotlights escalating cyber risk at the intersection of AI adoption, ransomware, financial stability, and regulatory accountability. CISA has added CVE-2026-42208, a critical BerriAI LiteLLM flaw with a CVSS score of 9.3, to its Known Exploited Vulnerabilities catalog following active exploitation. For organizations embedding large language models into business workflows, the incident underscores the urgent need for AI supply chain governance, vulnerability management, and tighter controls around sensitive prompts, business intelligence, and regulated data. The episode also examines a ransomware attack on Sandhills Medical Foundation impacting nearly 170,000 individuals, highlighting the operational, HIPAA, and reputational consequences facing healthcare organizations with legacy systems, complex vendor dependencies, and gaps in privileged access oversight. Broader financial-sector concerns are also rising as the International Monetary Fund warns that AI-driven cyberattacks could threaten global financial stability, pushing cyber resilience and incident accountability further into the boardroom. Additional developments include cPanel patches for file access and remote code execution risks, California's record CCPA settlement against General Motors, and continued attacks targeting SAP business applications. Stay informed on the latest cybersecurity threats and the leadership implications shaping enterprise resilience, regulatory exposure, and board-level cyber strategy.