Skip to contentMicrosoft Office Ltsc 2021 vulnerabilities
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-448228.2 High
- microsoft 365 apps, 365 apps for enterprise, office 2016 +9 more +11 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-456457.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-456437.8 High
- microsoft 365 apps, 365 apps for enterprise, office 365 for mac +7 more +9 moreMicrosoft Word Information Disclosure VulnerabilityCVE-2026-454663.3 Low
- microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-454618.4 High
- microsoft 365 apps, 365 copilot, 365 apps for enterprise +10 more +12 moreMicrosoft Office Information Disclosure VulnerabilityCVE-2026-454604.7 Medium
- microsoft word, 365 apps, 365 apps for enterprise +14 more +16 moreMicrosoft Outlook and Word Remote Code Execution VulnerabilityCVE-2026-454588.4 High
- microsoft 365 apps, 365 apps for enterprise, office 2019 +14 more +16 moreMicrosoft Outlook and Word Remote Code Execution VulnerabilityCVE-2026-454568.4 High
- microsoft 365 apps, 365 apps for enterprise, office 2016 +13 more +15 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-448247.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-448237.8 High
- microsoft 365 apps, 365 apps for enterprise, office 2016 +13 more +15 moreMicrosoft Office Information Disclosure VulnerabilityCVE-2026-448215.5 Medium
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-448207.8 High
- microsoft 365 apps, 365 apps for enterprise, office 2016 +13 more +15 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-448197.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-448187.0 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-448177.8 High
- microsoft 365 apps, 365 apps for enterprise, office 2016 +13 more +15 moreMicrosoft Office Information Disclosure VulnerabilityCVE-2026-454853.3 Low
- microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-454748.4 High
- microsoft word, 365 apps, 365 apps for enterprise +14 more +16 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-454717.8 High
- microsoft 365 apps, 365 apps for enterprise, office 2016 +13 more +15 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-454757.8 High
- microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-454728.4 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-454697.8 High
- microsoft office, 365 apps, 365 apps for enterprise +4 more +6 moreMicrosoft Office Click-To-Run Elevation of Privilege VulnerabilityCVE-2026-404208.8 High
- microsoft office, 365 apps, 365 apps for enterprise +4 more +6 moreMicrosoft Office Click-To-Run Elevation of Privilege VulnerabilityCVE-2026-354368.8 High
- microsoft office, 365 apps, 365 apps for enterprise +4 more +6 moreMicrosoft Office Click-To-Run Elevation of Privilege VulnerabilityCVE-2026-404187.8 High
- microsoft office, word, 365 apps +12 more +14 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-403678.4 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-403627.8 High
- microsoft office, word, 365 apps +8 more +10 moreMicrosoft Outlook and Word Remote Code Execution VulnerabilityCVE-2026-403618.4 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-403597.8 High
- microsoft office, 365 apps, 365 apps for enterprise +7 more +9 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-403588.4 High
- microsoft office, word, 365 apps +6 more +8 moreMicrosoft Word Information Disclosure VulnerabilityCVE-2026-404214.3 Medium
- microsoft office, 365 apps, 365 apps for enterprise +4 more +6 moreMicrosoft Office Click-To-Run Elevation of Privilege VulnerabilityCVE-2026-404197.8 High
- microsoft office, word, 365 apps +8 more +10 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-403668.4 High
- microsoft office, word, 365 apps +8 more +10 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-403648.4 High
- microsoft office, 365 apps, 365 copilot +9 more +11 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-403638.4 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-403607.8 High
- microsoft office, word, 365 apps +6 more +8 moreMicrosoft Word Information Disclosure VulnerabilityCVE-2026-354405.5 Medium
- microsoft 365 apps for enterprise, office 2016, office 2019 +31 more +33 moreWindows Rich Text Edit Elevation of Privilege VulnerabilityCVE-2026-215306.7 Medium
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +4 more +6 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-331158.4 High
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +4 more +6 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-331148.4 High
- microsoft office, powerpoint, 365 apps +6 more +8 moreMicrosoft PowerPoint Remote Code Execution VulnerabilityCVE-2026-322007.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-321997.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-321987.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-321977.8 High
- microsoft office, 365 apps, 365 apps for enterprise +7 more +9 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-321908.4 High
- microsoft 365 apps, 365 apps for enterprise, office ltsc 2021 +4 more +6 moreMicrosoft Word Remote Code Execution VulnerabilityCVE-2026-330957.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-321897.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-321887.1 High
- microsoft office, 365 apps, 365 copilot +9 more +11 moreMicrosoft Office Remote Code Execution VulnerabilityCVE-2026-261108.4 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-261098.4 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-261087.8 High
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