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Office 2021

office_2021

Vendor: Microsoft • 254 CVEs

CVEs (254)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
4365 Apps
Microsoft 365Office 2021+1 more
Jun 19, 2026
Jun 9, 2026
N/A· v4
3.3 LOW· v3
N/A· v2
Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
1Microsoft
7365 Apps
Microsoft 365Office 2019+4 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
8.4 HIGH· v3
N/A· v2
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
1Microsoft
4365 Apps
Microsoft 365Office 2021+1 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
Microsoft 365Office 2016+4 more
Jun 19, 2026
Jun 9, 2026
N/A· v4
8.4 HIGH· v3
N/A· v2
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
ExcelMicrosoft 365+4 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
4.3 MEDIUM· v3
N/A· v2
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
1Microsoft
7365 Apps
Microsoft 365Office 2016+4 more
Jun 19, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
ExcelMicrosoft 365+4 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
ExcelMicrosoft 365+4 more
Jun 19, 2026
Jun 9, 2026
N/A· v4
8.2 HIGH· v3
N/A· v2
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
1Microsoft
7365 Apps
Microsoft 365Office 2016+4 more
Jun 19, 2026
Jun 9, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
1Microsoft
7365 Apps
ExcelMicrosoft 365+4 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
Microsoft 365Office 2016+4 more
Jun 19, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
ExcelMicrosoft 365+4 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
7.0 HIGH· v3
N/A· v2
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
ExcelMicrosoft 365+4 more
Jul 9, 2026
Jun 9, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
7365 Apps
ExcelOffice+4 more
Aug 19, 2026
Nov 10, 2021
N/A· v4
7.8 HIGH· v3
6.8 MEDIUM· v2
Microsoft Excel Security Feature Bypass Vulnerability