Microsoft Office Online Server Vulnerabilities
Microsoft Microsoft Office Online Server vulnerabilities.
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Information Disclosure Vulnerability in Microsoft Office Excel
CVE-2026-21261MicrosoftMicrosoft 365 Apps For...5.5MEDIUMInformation Disclosure Vulnerability in Microsoft Office Excel
CVE-2026-21258MicrosoftMicrosoft 365 Apps For...5.5MEDIUMHeap-based Buffer Overflow in Microsoft Office Excel
CVE-2026-21259MicrosoftMicrosoft 365 Apps For...7.8HIGHInteger Underflow Vulnerability in Microsoft Office Excel
CVE-2026-20957MicrosoftMicrosoft 365 Apps For...7.8HIGHUse After Free Vulnerability in Microsoft Office Excel
CVE-2026-20950MicrosoftMicrosoft 365 Apps For...7.8HIGHUntrusted Pointer Dereference in Microsoft Office Excel by Microsoft
CVE-2026-20955MicrosoftMicrosoft 365 Apps For...7.8HIGHUntrusted Pointer Dereference Vulnerability in Microsoft Excel
CVE-2025-62560MicrosoftMicrosoft 365 Apps For...7.8HIGHUntrusted Pointer Dereference in Microsoft Office Excel
CVE-2025-62556MicrosoftMicrosoft 365 Apps For...7.8HIGHOut-of-Bounds Read Vulnerability in Microsoft Office Excel
CVE-2025-62564MicrosoftMicrosoft 365 Apps For...7.8HIGHUse After Free in Microsoft Excel Affects Microsoft Products
CVE-2025-62563MicrosoftMicrosoft 365 Apps For...7.8HIGHUntrusted Pointer Dereference in Microsoft Office Excel
CVE-2025-62561MicrosoftMicrosoft 365 Apps For...7.8HIGHUse After Free Vulnerability in Microsoft Office Excel
CVE-2025-62203MicrosoftMicrosoft 365 Apps For...7.8HIGHInformation Disclosure Vulnerability in Microsoft Excel by Microsoft
CVE-2025-62202MicrosoftMicrosoft 365 Apps For...7.1HIGHHeap-based Buffer Overflow in Microsoft Excel by Microsoft
CVE-2025-62201MicrosoftMicrosoft 365 Apps For...7.8HIGHUntrusted Pointer Dereference in Microsoft Excel
CVE-2025-62200MicrosoftMicrosoft 365 Apps For...7.8HIGHOut-of-Bounds Read Vulnerability in Microsoft Excel
CVE-2025-60727MicrosoftMicrosoft 365 Apps For...7.8HIGHOut-of-Bounds Read Vulnerability in Microsoft Excel
CVE-2025-60726MicrosoftMicrosoft 365 Apps For...7.1HIGHInformation Disclosure Vulnerability in Microsoft Excel by Microsoft
CVE-2025-59232MicrosoftMicrosoft 365 Apps For...7.1HIGHUse After Free Vulnerability in Microsoft Excel by Microsoft
CVE-2025-59225MicrosoftMicrosoft 365 Apps For...7.8HIGHRemote Code Execution Vulnerability in Microsoft Excel
CVE-2025-59224MicrosoftMicrosoft 365 Apps For...7.8HIGHUse After Free Vulnerability in Microsoft Excel Software
CVE-2025-59223MicrosoftMicrosoft 365 Apps For...7.8HIGHRemote Code Execution Flaw in Microsoft Office Excel Affects User Security
CVE-2025-59236MicrosoftMicrosoft 365 Apps For...8.4HIGHOut-of-bounds Read Vulnerability in Microsoft Excel
CVE-2025-59235MicrosoftMicrosoft 365 Apps For...7.1HIGHType Confusion Vulnerability in Microsoft Office Excel
CVE-2025-59233MicrosoftMicrosoft 365 Apps For...7.8HIGHType Confusion Vulnerability in Microsoft Office Excel
CVE-2025-59231MicrosoftMicrosoft 365 Apps For...7.8HIGH