CVE-2026-78513

Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.

  • Published Sep 8, 2026
  • CVSS 5.5 medium
  • 0.5% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-78513 at the National Vulnerability Database