CVE Catalog
CVE-2026-45455
LowCVSS 3.3Exploitation Probability (EPSS)
Low risk0.63%
46th percentile - higher than 46% of all known CVEs
Summary
An out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
Risk Assessment
The risk involves potential local data leakage by an attacker with access to an Excel file, which could compromise information confidentiality.
Recommendation
Update Microsoft Office to the latest version and avoid opening untrusted Excel files.
Original NVD description (English source)
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.