SANS Stormcast Thursday, October 8th, 2026: Atlassian Vulnerabilities; ccTLD Compormise; Outlook blocking .msix (#)

SANS Stormcast Thursday, October 8th, 2026: Atlassian Vulnerabilities; ccTLD Compormise; Outlook blocking .msix Scans for Atlassian vulnerablity (CVE-2026-21589) https://isc.sans.edu/diary/Scans%20for%20Atlassian%20vulnerablity%20%28CVE-2026-21589%29/33406 .gh, .sl and .as ccTLD Compromise https://blog.google/security/chromes-response-to-recent-cctld-registry-hijacks/ Cisco Nexus 3000 and 9000 Series Switches Remote Code Execution Vulnerabilities https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ngoam-rce-LWKQ4BU Outlook Blocking MSIX Files https://www.bleepingcomputer.com/news/microsoft/microsoft-outlook-to-block-msix-attachments-used-in-attacks/ My Upcoming Classes https://www.sans.org/profiles/dr-johannes-ullrich keywords: msix; outlook; microsoft; cisco; nexus; nx-os; patches; atlassian; vulnerability; exploits