CVE-2017-11884: Microsoft Excel

High severity, CVSS 7.8. EPSS: 9.5% chance of exploitation in the next 30 days.

Microsoft Excel 2016 Click-to-Run (C2R) allows an attacker to run arbitrary code in the context of the current user by failing to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11882.

Affected products

• Microsoft Excel: version 2016 only

Published 2017-11-15. Last modified 2026-06-17.