CVE Catalog
CVE-2026-65661
HighCVSS 7.8Exploitation Probability (EPSS)
Low risk0.33%
26th percentile - higher than 26% of all known CVEs
Summary
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Risk Assessment
An unauthorized attacker can exploit this vulnerability to execute arbitrary code on the victim's machine, potentially leading to system takeover.
Recommendation
Update Microsoft Office to the latest version with security patches.
Original NVD description (English source)
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.