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Office Online Server

office_online_server

Vendor: Microsoft • 188 CVEs

CVEs (188)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
5365 Apps
ExcelOffice+2 more
Jun 1, 2026
May 12, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
May 19, 2026
May 12, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
May 19, 2026
May 12, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Apr 28, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Apr 28, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Apr 28, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Apr 29, 2026
Apr 14, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Apr 29, 2026
Apr 14, 2026
N/A· v4
7.1 HIGH· v3
N/A· v2
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Mar 13, 2026
Mar 10, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Mar 13, 2026
Mar 10, 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
5365 Apps
ExcelOffice+2 more
Mar 13, 2026
Mar 10, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Mar 13, 2026
Mar 10, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Feb 11, 2026
Feb 10, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Feb 11, 2026
Feb 10, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Feb 11, 2026
Feb 10, 2026
N/A· v4
5.5 MEDIUM· v3
N/A· v2
Improper input validation in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Jan 14, 2026
Jan 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
4365 Apps
OfficeOffice Long Term Servicing Channel+1 more
Jan 14, 2026
Jan 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Jan 14, 2026
Jan 13, 2026
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
1Microsoft
5365 Apps
ExcelOffice+2 more
Dec 9, 2025
Dec 9, 2025
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
5365 Apps
ExcelOffice+2 more
Dec 9, 2025
Dec 9, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.