Vulnerability in Microsoft Excel

CVE-2020-17127

Microsoft Excel Remote Code Execution Vulnerability

EPSS: 0.033 (87.2th 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 Excel — versions 2010
Microsoft Excel 2010 Service Pack 2 — versions 13.0.0.0

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

secure@microsoft.com (vendor-advisory, patch)
af854a3a-2127-422b-91ae-364da2661108 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-17127?: CVE-2020-17127 is a high-severity vulnerability in Microsoft Excel. CVSS score: 7.8/10. Published 2020-12-10.
How severe is CVE-2020-17127?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-17127 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.