ACTIVELY EXPLOITED

CVE-2019-1297: Microsoft Excel Remote Code Execution Vulnerability

Facts
VendorMicrosoft
ProductExcel
Actively exploitedYes
Added to CISA KEV3 Mar 2022
CISA federal deadline17 Mar 2022

Required action (CISA's text)

Apply updates per vendor instructions.

Description (NVD)

A remote code execution vulnerability exists in Microsoft Excel when the software fails to properly handle objects in memory.

SOURCES

Other Microsoft flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.