CVE-2026-67641

Integer overflow or wraparound in SQL Server allows an authorized attacker to deny service over a network.

  • Published Sep 8, 2026
  • CVSS 6.5 medium
  • 1.1% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-67641 at the National Vulnerability Database