cve-2025-40808

Siemens’ June 23, 2026 CISA-republished advisory warns that authenticated users can upload arbitrary files to many SIPROTEC 5 protection devices through the DIGSI 5 protocol, with Siemens assigning CVE-2025-40808 a medium CVSS 3.1 score of 6.1. That score undersells the operational headache for...