Vulnerabilities (CVE)

Filtered by vendor Microsoft Subscribe
Filtered by product Office 2021
Total 465 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2026-81396 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-10-30 N/A 7.8 HIGH
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-78524 1 Microsoft 6 365 Apps, Microsoft 365, Office 2016 and 3 more 2026-10-30 N/A 8.8 HIGH
Out-of-bounds write in Microsoft Office allows an unauthorized attacker to execute code over a network.
CVE-2026-77911 1 Microsoft 6 365 Apps, Microsoft 365, Office 2019 and 3 more 2026-10-30 N/A 6.5 MEDIUM
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
CVE-2026-70125 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-30 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.
CVE-2026-69767 1 Microsoft 6 365 Apps, Microsoft 365, Office 2019 and 3 more 2026-10-30 N/A 8.8 HIGH
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a network.
CVE-2026-69556 1 Microsoft 6 365 Apps, Microsoft 365, Office 2019 and 3 more 2026-10-30 N/A 8.8 HIGH
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-64918 1 Microsoft 5 365 Apps, Office 2016, Office 2019 and 2 more 2026-10-30 N/A 6.5 MEDIUM
Insufficiently protected credentials in Microsoft Office allows an unauthorized attacker to perform spoofing over a network.
CVE-2026-62804 1 Microsoft 6 365 Apps, Microsoft 365, Office 2016 and 3 more 2026-10-30 N/A 7.8 HIGH
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-100208 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-28 N/A 7.5 HIGH
Integer overflow or wraparound in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
CVE-2026-68807 1 Microsoft 6 365 Apps, Excel, Microsoft 365 and 3 more 2026-10-28 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-70105 1 Microsoft 5 Microsoft 365, Office, Office 2021 and 2 more 2026-10-26 N/A 6.5 MEDIUM
Improper input validation in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
CVE-2026-70310 1 Microsoft 6 365 Apps, Microsoft 365, Office 2019 and 3 more 2026-10-24 N/A 5.5 MEDIUM
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
CVE-2026-68813 1 Microsoft 5 365 Apps, Microsoft 365, Office 2019 and 2 more 2026-10-24 N/A 5.5 MEDIUM
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-68800 1 Microsoft 6 365 Apps, Excel, Microsoft 365 and 3 more 2026-10-21 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68798 1 Microsoft 4 365 Apps, Microsoft 365, Office 2021 and 1 more 2026-10-21 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-102855 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-20 N/A 8.8 HIGH
Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network.
CVE-2026-108426 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-20 N/A 8.8 HIGH
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108427 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-20 N/A 8.8 HIGH
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108428 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-20 N/A 8.8 HIGH
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108429 1 Microsoft 3 365 Apps, Office 2021, Office 2024 2026-10-20 N/A 8.8 HIGH
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.