CVE-2021-27053
Microsoft Excel Remote Code Execution Vulnerability
CVE-2021-27053 is fixed in 9 products on 1 platform, first by KB4504707, released March 16, 2021. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
Important
Exploitation
None reported
Exploitation Less Likely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0458
91st percentile
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Microsoft Excel 2010 Service Pack 2 (32-bit editions) | KB4504707 | Mar 16, 2021 | |
| Microsoft Excel 2010 Service Pack 2 (64-bit editions) | KB4504707 | Mar 16, 2021 | |
| Microsoft Excel 2013 RT Service Pack 1 | KB4493239 | Mar 16, 2021 | |
| Microsoft Excel 2013 Service Pack 1 (32-bit editions) | KB4493239 | Mar 16, 2021 | |
| Microsoft Excel 2013 Service Pack 1 (64-bit editions) | KB4493239 | Mar 16, 2021 | |
| Microsoft Excel 2016 (32-bit edition) | KB4493233 | Mar 16, 2021 | |
| Microsoft Excel 2016 (64-bit edition) | KB4493233 | Mar 16, 2021 | |
| Microsoft Office Online Server | KB4493229 | Mar 16, 2021 | |
| Microsoft Office Web Apps Server 2013 Service Pack 1 | KB4493234 | Mar 16, 2021 | |
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