Vulnerability · Published Feb 25, 2021 · Assigned by microsoft
CVE-2021-24070Microsoft Excel Remote Code Execution Vulnerability
High 7.8
In plain English
A high-severity security flaw in Microsoft 365 Apps for Enterprise from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.5% (higher than 85% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)2.5%top 15.4% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Microsoft Excel Remote Code Execution Vulnerability
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Office Web Apps Server 2013 Service Pack 1 | 15.0.1 – before publication |
| Microsoft | Office Online Server | https://aka.ms/OfficeSecurityReleases – before publication |
| Microsoft | Microsoft Office 2019 | 19.0.0 – before https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft 365 Apps for Enterprise | 16.0.1 – before https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Excel 2016 | 16.0.0.0 – before publication |
| Microsoft | Microsoft Excel 2010 Service Pack 2 | 13.0.0.0 – before publication |
| Microsoft | Microsoft Excel 2013 Service Pack 1 | 15.0.0.0 – before publication |