SANS Stormcast Friday, September 4th, 2026: AV Exploits; Plex Update; Cisco Patches; Sangoma Switchvox Exploited

Nightmare Eclipse Discloses Several Anti-Malware Privilege Escalation Exploits
https://github.com/MSNightmare
Plex Update
https://forums.plex.tv/t/important-security-update-for-plex-media-server-v1-43-2-and-earlier/942319
Cisco Update
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-smime-disc-dzw4rEdY
Sangoma Switchvox Exploit
https://horizon3.ai/attack-research/disclosures/cve-2026-9586-sangoma-switchvox-rce/
My Upcoming Classes
https://www.sans.org/profiles/dr-johannes-ullrich