vulnerability Hitachi Energy RTU500 This advisory details vulnerabilities within Hitachi Energy’s RTU500 product, specifically CMU Firmware versions 12.7.1 through 13.8.1. These vulnerabilities, primarily CWE-476 (NULL Pointer Dereference) and CWE-190 (Integer Overflow or Wraparound), lead to Denial of Service conditions when processing malformed PKCS#12… CISA Advisories · Jun 4, 2026 Medium CVE-2025-69421CVE-2026-24515CVE-2026-25210WOcwe-476cwe-190denial-of-service