SANS Stormcast Wednesday, September 2nd, 2026: Guildma Update; Proxmox 7 Auth Bypass; Windows Hotpatch; Virtualizor BGP Hack
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SANS Stormcast Wednesday, September 2nd, 2026: Guildma Update; Proxmox 7 Auth Bypass; Windows Hotpatch; Virtualizor BGP Hack
Description
Guildma (Astaroth) malware infection from Brazilian Portuguese email https://isc.sans.edu/diary/Guildma%20%28Astaroth%29%20malware%20infection%20from%20Brazilian%20Portuguese%20email/33300 Authentication bypass in EOL Proxmox VE 7 release https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-4#post-867929 https://gist.github.com/nebusecurity/65fe90dd673d395b7926278d7eaf5849 Updated Windows Server hotpatch calendar https://learn.microsoft.com/en-us/windows/release-health/windows-server-release-info#windows-server-hotpatch-calendar Virtualizor BGP Hijacking https://www.virtualizor.com/blog/security-incident-bgp-hijacking/ My...
show morehttps://isc.sans.edu/diary/Guildma%20%28Astaroth%29%20malware%20infection%20from%20Brazilian%20Portuguese%20email/33300
Authentication bypass in EOL Proxmox VE 7 release
https://forum.proxmox.com/threads/proxmox-virtual-environment-security-advisories.149331/page-4#post-867929
https://gist.github.com/nebusecurity/65fe90dd673d395b7926278d7eaf5849
Updated Windows Server hotpatch calendar
https://learn.microsoft.com/en-us/windows/release-health/windows-server-release-info#windows-server-hotpatch-calendar
Virtualizor BGP Hijacking
https://www.virtualizor.com/blog/security-incident-bgp-hijacking/
My Upcoming Classes
https://www.sans.org/profiles/dr-johannes-ullrich
Information
| Author | Johannes Ullrich |
| Organization | Johannes Ullrich |
| Website | - |
| Tags |
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