Mitsubishi Electric CNC Series (Update A)

August 27, 2026 · CISA (US-CERT) · Severity: CRITICAL

View CSAF Summary Successful exploitation of this vulnerability could allow a remote attacker to cause an out-of-bounds read, resulting in a denial-of-service condition in the affected products. The following versions of Mitsubishi Electric CNC Series (Update A) are affected: Mitsubishi Electric M800VW (BND-2051W000) <=BB (CVE-2025-2399) Mitsubishi Electric M800VS (BND-2052W000) <=BB (CVE-2025-2399) Mitsubishi Electric M80V (BND-2053W000) <=BB (CVE-2025-2399) Mitsubishi Electric M80VW (BND-2054W000) <=BB (CVE-2025-2399) Mitsubishi Electric M800W (BND-2005W000) <=FM (CVE-2025-2399) Mitsubishi Electric M800S (BND-2006W000) <=FM (CVE-2025-2399) Mitsubishi Electric M80 (BND-2007W000) <=FM (CVE-2025-2399) Mitsubishi Electric M80W (BND-2008W000) <=FM (CVE-2025-2399) Mitsubishi Electric E80 (BND-2009W000) <=FM (CVE-2025-2399) Mitsubishi Electric C80 (BND-2036W000) vers:all/* (CVE-2025-2399) Mitsubishi Electric M750VW (BND-1015W002) <=LJ (CVE-2025-2399) Mitsubishi Electric M730VW (BND-1015W000) <=LJ (CVE-2025-2399) Mitsubishi Electric M720VW (BND-1015W000) <=LJ (CVE-2025-2399) Mitsubishi Electric M750VS (BND-1012W002) <=LJ (CVE-2025-2399) Mitsubishi Electric M730VS (BND-1012W000) <=LJ (CVE-2025-2399) Mitsubishi Electric M720VS (BND-1012W000) <=LJ (CVE-2025-2399) Mitsubishi Electric M70V (BND-1018W000) <=LJ (CVE-2025-2399) Mitsubishi Electric E70 (BND-1022W000) <=LJ (CVE-2025-2399) CVSS Vendor Equipment Vulnerabilities v3 5.9 Mitsubishi Electric Mitsubishi Electric CNC Series (Update A) Improper Validation of Specified Index, Position, or Offset in Input Background Critical Infrastructure Sectors: Critical Manufacturing Countries/Areas Deployed: Worldwide Company Headquarters Location: Japan Vulnerabilities Expand All + CVE-2025-2399 Improper Validation of Specified Index, Position, or Offset in Input (CWE-1285) vulnerability in the affected products allows a remote attacker to cause an out-of-bounds...