A brief daily summary of what is important in information security. The podcast is published every weekday and designed to get you ready for the day with a brief, usually 5 minute long, summary of current network security related events. The content is late breaking, educational and based on listener input as well as on input received by the SANS Internet Stormcenter. You may submit questions and comments via our contact form at https://isc.sans.edu/contact.html .
SANS Stormcast Tuesday, May 19th, 2026: New libssh in Malware; Exchange 0-Day; MSFT Authenticator Update
May 18, 2026
6:08
1.01 MB ( 4.14 MB less)
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New Malware Libraries means New Signatures
https://isc.sans.edu/diary/%5BGuest%20Diary%5D%20%20New%20Malware%20Libraries%20means%20New%20Signatures/32986
Addressing Exchange Server May 2026 vulnerability CVE-2026-42897
https://techcommunity.microsoft.com/blog/exchange/addressing-exchange-server-may-2026-vulnerability-cve-2026-42897/4518498
Microsoft Authenticator Update CVE-2026-41615
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41615
ssh-keysign-pwn (CVE-2026-46333) Patches Released
https://almalinux.org/blog/2026-05-15-ssh-keysign-pwn-cve-2026-46333/