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SANS Stormcast Thursday, October 1st, 2026: Cisco Catalyst SD-WAN Manager 0-day; Watchguard AP RCE; OpenBao/Vault RCE; Post Quantum Certs Cisco Catalyst SD-WAN Manager API Authentication Bypass Vulnerability CVE-2026-76504 https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-webauth-xr8beuuU WatchGuard AP Command Injection in Internal Management API Allows Command Execution https://psirt.watchguard.com/CVE-2026-86102/ A Realistic Code Execution Exploit Chain in OpenBao and Vault https://control-plane.io/posts/unauthed-to-rce-in-vault-and-openbao/ Building a post-quantum certificate authority with Merkle Tree Certificates https://blog.cloudflare.com/pq-ca-with-mtcs/ My Upcoming Classes https://www.sans.org/profiles/dr-johannes-ullrich keywords: merkle tree; certificate; post-quantum; quantum-safe; openbao; vault; watchguard; cisco
