Handler on Duty: Johannes Ullrich
Threat Level: green
Podcast Detail
SANS Stormcast Thursday, October 8th, 2026: Atlassian Vulnerabilities; ccTLD Compormise; Outlook blocking .msix
If you are not able to play the podcast using the player below: Use this direct link to the audio file: https://traffic.libsyn.com/securitypodcast/10128.mp3
My Next Class
Click HERE to learn more about classes Johannes is teaching for SANS
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
| Network Monitoring and Threat Detection In-Depth | Amsterdam | Oct 12th - Oct 17th 2026 |
| Application Security: Securing Web Applications, APIs, and Microservices | Washington | Dec 14th - Dec 18th 2026 |
| Application Security: Securing Web Applications, APIs, and Microservices | Online | US Eastern | Feb 8th - Feb 12th 2027 |
| Application Security: Securing Web Applications, APIs, and Microservices | Online | India Standard Time | Mar 15th - Mar 19th 2027 |
| Application Security: Securing Web Applications, APIs, and Microservices | Orlando | Apr 12th - Apr 16th 2027 |
| Application Security: Securing Web Applications, APIs, and Microservices | Online | US Mountain | Apr 21st - Apr 25th 2027 |
| Application Security: Securing Web Applications, APIs, and Microservices | Baltimore | May 17th - May 21st 2027 |





