Microsoft 365 Copilot vulnerabilities

• microsoft 365 copilot, office for android +1 more Microsoft Office Graphics Elevation of Privilege Vulnerability CVE-2026-85881 8.0 HighOctober 13, 2026
• microsoft 365 copilot M365 Copilot Information Disclosure Vulnerability CVE-2026-85887 7.7 HighSeptember 17, 2026
• microsoft 365 copilot's business chat, 365 copilot chat +1 more Microsoft 365 Copilot Business Chat Information Disclosure Vulnerability CVE-2026-78501 8.6 HighSeptember 17, 2026
• microsoft 365 copilot Microsoft 365 Copilot Elevation of Privilege Vulnerability CVE-2026-85885 9.9 CriticalSeptember 17, 2026
• microsoft 365 copilot Microsoft M365 Copilot Remote Code Execution Vulnerability CVE-2026-50517 9.9 CriticalJuly 24, 2026
• microsoft 365 copilot, 365 copilot for ios +1 more M365 Copilot for iOS Elevation of Privilege Vulnerability CVE-2026-58617 8.1 HighJuly 14, 2026
• microsoft 365 copilot, office 365 for mac, office for android +30 more +32 more Windows GDI Elevation of Privilege Vulnerability CVE-2026-50387 7.8 HighJuly 14, 2026
• microsoft 365 copilot, edge copilot for android, edge copilot for ios +2 more Microsoft Edge Copilot Remote Code Execution Vulnerability CVE-2026-48561 9.6 CriticalJuly 14, 2026
• microsoft 365 copilot Microsoft 365 Copilot Elevation of Privilege Vulnerability CVE-2026-41106 9.3 CriticalJuly 2, 2026
• microsoft 365 copilot Microsoft 365 Copilot's Business Chat Elevation of Privilege Vulnerability CVE-2026-47645 8.8 HighJune 19, 2026
• microsoft 365 copilot Microsoft Copilot Tampering Vulnerability CVE-2026-42895 6.5 MediumJune 19, 2026
• microsoft 365 copilot M365 Copilot Information Disclosure Vulnerability CVE-2026-54130 9.8 CriticalJune 18, 2026
• microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-45463 8.4 HighJune 9, 2026
• microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-45461 8.4 HighJune 9, 2026
• microsoft 365 apps, 365 copilot, 365 apps for enterprise +10 more +12 more Microsoft Office Information Disclosure Vulnerability CVE-2026-45460 4.7 MediumJune 9, 2026
• microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-45474 8.4 HighJune 9, 2026
• microsoft 365 apps, 365 copilot, 365 apps for enterprise +11 more +13 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-45472 8.4 HighJune 9, 2026
• microsoft 365 copilot, 365 copilot for ios +1 more Microsoft Copilot Tampering Vulnerability CVE-2026-41090 9.3 CriticalMay 22, 2026
• microsoft 365 copilot M365 Copilot Information Disclosure Vulnerability CVE-2026-42827 6.5 MediumMay 22, 2026
• microsoft office, 365 copilot, office for android +3 more +5 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-42831 7.8 HighMay 12, 2026
• microsoft 365 copilot, m365 copilot for desktop +1 more M365 Copilot for Desktop Spoofing Vulnerability CVE-2026-41614 6.2 MediumMay 12, 2026
• microsoft 365 copilot, 365 copilot for android, excel for android +4 more +6 more Microsoft 365 Copilot for Android Spoofing Vulnerability CVE-2026-41100 4.4 MediumMay 12, 2026
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-40363 8.4 HighMay 12, 2026
• microsoft 365 copilot chat, 365 copilot's business chat +1 more M365 Copilot Information Disclosure Vulnerability CVE-2026-26129 7.5 HighMay 7, 2026
• microsoft 365 copilot chat, 365 copilot's business chat +1 more M365 Copilot Information Disclosure Vulnerability CVE-2026-26164 7.5 HighMay 7, 2026
• microsoft 365 copilot Microsoft 365 Copilot Elevation of Privilege Vulnerability CVE-2026-33102 9.3 CriticalApril 23, 2026
• microsoft exchange online, microsoft 365 copilot chat, exchange online +2 more Microsoft Exchange Elevation of Privilege Vulnerability CVE-2026-26137 9.9 CriticalMarch 19, 2026
• microsoft 365 copilot M365 Copilot Information Disclosure Vulnerability CVE-2026-24299 5.3 MediumMarch 19, 2026
• microsoft 365 copilot, edge, excel +26 more +28 more M365 Copilot Information Disclosure Vulnerability CVE-2026-26133 7.1 HighMarch 13, 2026
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2026-26110 8.4 HighMarch 10, 2026
• microsoft 365 copilot, office for android +1 more Microsoft Office Elevation of Privilege Vulnerability CVE-2026-26134 7.8 HighMarch 10, 2026
• microsoft 365 copilot, office for android, windows 10 version 1607 +29 more +31 more Windows Graphics Component Information Disclosure Vulnerability CVE-2026-25180 5.5 MediumMarch 10, 2026
• microsoft 365 copilot, office for android, windows 10 version 1607 +27 more +29 more Win32k Elevation of Privilege Vulnerability CVE-2026-24285 7.0 HighMarch 10, 2026
• microsoft 365 copilot M365 Copilot Information Disclosure Vulnerability CVE-2026-24307 9.3 CriticalJanuary 22, 2026
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-62557 8.4 HighDecember 9, 2025
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-62554 8.4 HighDecember 9, 2025
• microsoft 365 copilot, office for android, office ltsc for mac 2021 +35 more +37 more GDI+ Remote Code Execution Vulnerability CVE-2025-60724 9.8 CriticalNovember 11, 2025
• microsoft 365 apps, 365 copilot, excel +8 more +10 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-62199 7.8 HighNovember 11, 2025
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-59227 7.8 HighOctober 14, 2025
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-59234 7.8 HighOctober 14, 2025
• microsoft 365 copilot chat, 365 copilot's business chat +1 more Copilot Information Disclosure Vulnerability CVE-2025-59286 9.3 CriticalOctober 9, 2025
• microsoft 365 copilot chat, 365 copilot's business chat +1 more Copilot Information Disclosure Vulnerability CVE-2025-59272 9.3 CriticalOctober 9, 2025
• microsoft 365 copilot, office for android, windows 10 version 1507 +34 more +36 more Windows Imaging Component Information Disclosure Vulnerability CVE-2025-53799 5.5 MediumSeptember 9, 2025
• microsoft 365 copilot, office for android, office for universal +36 more +38 more GDI+ Remote Code Execution Vulnerability CVE-2025-53766 9.8 CriticalAugust 12, 2025
• microsoft office, 365 copilot, office for android +1 more +3 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-53732 7.8 HighAugust 12, 2025
• microsoft 365 copilot chat, 365 copilot's business chat +1 more Microsoft 365 Copilot BizChat Information Disclosure Vulnerability CVE-2025-53787 8.2 HighAugust 7, 2025
• microsoft 365 copilot chat, 365 copilot's business chat +1 more Microsoft 365 Copilot BizChat Information Disclosure Vulnerability CVE-2025-53774 6.5 MediumAugust 7, 2025
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-49702 7.8 HighJuly 8, 2025
• microsoft office, 365 apps, 365 copilot +10 more +12 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-49697 8.4 HighJuly 8, 2025
• microsoft office, 365 apps, 365 copilot +9 more +11 more Microsoft Office Remote Code Execution Vulnerability CVE-2025-49696 8.4 HighJuly 8, 2025
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