Skip to contentMicrosoft Office 2021 vulnerabilities
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-970048.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-977796.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977738.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977698.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977568.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977488.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-970088.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-970078.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office PowerPoint Remote Code Execution VulnerabilityCVE-2026-882077.5 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +6 more +8 moreMicrosoft Office Word Security Feature Bypass VulnerabilityCVE-2026-882107.8 High
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office PowerPoint Information Disclosure VulnerabilityCVE-2026-882036.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-881956.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-881926.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-881906.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office Word Remote Code Execution VulnerabilityCVE-2026-881868.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office Word Remote Code Execution VulnerabilityCVE-2026-881858.1 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-881846.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office PowerPoint Information Disclosure VulnerabilityCVE-2026-881836.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-881726.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +5 more +7 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-881546.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office PowerPoint Remote Code Execution VulnerabilityCVE-2026-881448.8 High
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Click-To-Run Elevation of Privilege VulnerabilityCVE-2026-853407.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office Outlook Information Disclosure VulnerabilityCVE-2026-702817.5 High
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Outlook Remote Code Execution VulnerabilityCVE-2026-702429.8 Critical
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-702196.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office PowerPoint Remote Code Execution VulnerabilityCVE-2026-702158.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +5 more +7 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-702548.8 High
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Excel Information Disclosure VulnerabilityCVE-2026-702145.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +3 more +5 moreMicrosoft Office Click-To-Run Elevation of Privilege VulnerabilityCVE-2026-881097.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-779028.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977788.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977658.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +6 more +8 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977598.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +10 more +12 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977558.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977398.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977808.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977768.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977718.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977708.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977678.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +6 more +8 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977618.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977588.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977548.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977528.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977518.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977478.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-970038.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977668.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977538.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +8 more +10 moreMicrosoft Office Excel Remote Code Execution VulnerabilityCVE-2026-977508.8 High
- Show moreLoading…