CVE-2021-34518

HIGH

Microsoft Excel - Remote Code Execution

Title source: llm
STIX 2.1

Description

Microsoft Excel Remote Code Execution Vulnerability

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0215
EPSS Percentile 80.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (3)
microsoft/excel 2013 sp1 (3 CPE variants)
microsoft/excel 2016 (2 CPE variants)
microsoft/office_web_apps_server 2013 sp1
Published Jul 14, 2021
Tracked Since Feb 18, 2026