Microsoft Excel Remote Code Execution Vulnerability

Rocco Calvi

May 10, 2022

CVE: CVE-2022-29109
CVSS: 7.8 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Vendors: Microsoft
Affected Products: Microsoft Excel

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Excel. User interaction is required to exploit this vulnerability in that the target must open a malicious file.

The specific flaw exists within the parsing of Excel files. An attacker can leverage this vulnerability to execute code in the context of the current process.

Additional Details

Microsoft Security Advisory

Disclosure Timeline

2022-05-10 — Coordinated public release of advisory