Skip to contentMicrosoft Office Online Server vulnerabilities
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-550317.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-550257.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-550465.5 Medium
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-550247.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-504085.5 Medium
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-485805.5 Medium
- microsoft 365 apps, 365 apps for enterprise, office 2019 +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-476427.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-586187.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-559487.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-558997.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-549886.1 Medium
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-506786.6 Medium
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-506757.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-454553.3 Low
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-448228.2 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-448237.8 High
- microsoft excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-448207.8 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 excel, 365 apps, 365 apps for enterprise +11 more +13 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-454697.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-403627.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-403597.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-403607.8 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 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 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
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-261077.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-261127.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-212615.5 Medium
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2026-212585.5 Medium
- microsoft excel, office, 365 apps +7 more +9 moreMicrosoft Excel Elevation of Privilege VulnerabilityCVE-2026-212597.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-209577.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-209507.8 High
- microsoft office, 365 apps, 365 apps for enterprise +7 more +9 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2026-209557.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-625607.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-625567.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-625647.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-625637.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-625617.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-622037.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2025-622027.1 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-622017.8 High
- microsoft excel, office, 365 apps +7 more +9 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-622007.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Remote Code Execution VulnerabilityCVE-2025-607277.8 High
- microsoft excel, office, 365 apps +9 more +11 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2025-607267.1 High
- microsoft excel, office, 365 apps +15 more +17 moreMicrosoft Excel Information Disclosure VulnerabilityCVE-2025-592327.1 High
- Show moreLoading…