CVE-2026-78508

Out-of-bounds read in Windows CD-ROM Driver allows an unauthorized attacker to disclose information with a physical attack.

  • Published Sep 8, 2026
  • CVSS 4.6 medium
  • 0.5% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-78508 at the National Vulnerability Database