Security vulnerabilities in Microsoft Office 2019

As of 10/19/2026, Microsoft Office 2019 recorded 194 security vulnerabilities in the last 90 days, of which 114 are rated High or Critical. None of these vulnerabilities is actively exploited (KEV) according to CISA's catalog. CyStack recommends that organizations and individual users apply patches as soon as possible.

CyStack does not yet have sufficient official-source data to identify the latest version of Microsoft Office 2019 and determine which vulnerabilities affect that version.