Vulnerability in Microsoft 365 Apps
CVE-2021-27053
Microsoft Excel Remote Code Execution Vulnerability
EPSS: 0.046 (91.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft 365_apps
- Microsoft Excel — versions 2010, 2013, 2016
- Microsoft 365 Apps For Enterprise — versions 16.0.1
- Microsoft Excel 2010 Service Pack 2 — versions 13.0.0.0
- Microsoft Excel 2013 Service Pack 1 — versions 15.0.0.0
- Microsoft Excel 2016 — versions 16.0.0.0
- Microsoft Office 2019 — versions 19.0.0
- Microsoft Office Online Server — versions 16.0.1
- Microsoft Office Web Apps Server 2013 Service Pack 1 — versions 15.0.1
- Microsoft Office — versions 2019
References
- af854a3a-2127-422b-91ae-364da2661108 (Patch, x_refsource_MISC, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (x_refsource_MISC, Third Party Advisory, VDB Entry)
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2021-27053?
- CVE-2021-27053 is a high-severity vulnerability in Microsoft 365 Apps. CVSS score: 7.8/10. Published 2021-03-11.
- How severe is CVE-2021-27053?
- High severity. CVSS v3 base score is 7.8 out of 10.