LibreOffice and OpenOffice Flaws Let Malicious Spreadsheets Run Code Without Macro Warnings

The feed covers multiple October 2026 cybersecurity developments, including actively exploited zero-days, critical vulnerabilities, malware campaigns, ransomware activity, phishing, data exposure, AI-agent security risks, and security program news. Highest-priority items include a CVSS 10.0 Dell Container Storage Modules issue enabling unauthenticated administrative access and root on Kubernetes nodes; actively exploited NetScaler and Rejetto HFS flaws; critical Atlassian, GitLab, and Exchange vulnerabilities; and attacks using ClickFix, SharePoint flaws, and Realtek SDK weaknesses. The feed’s