HIGH 8.8 NVD
CVE-2026-78518
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
Affected Products
- microsoft/365_apps
- microsoft/excel
- microsoft/microsoft_365
- microsoft/office_2016
- microsoft/office_2019
- microsoft/office_2021
- microsoft/office_2024
References
This high severity vulnerability with a CVSS score of 8.8 was published on 2026-09-08 via NVD. Affected: microsoft/365_apps, microsoft/excel, microsoft/microsoft_365 and 4 more.
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