Vulnerabilities (CVE)

Filtered by vendor Microsoft Subscribe
Filtered by product Office Online Server
Total 233 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2026-55122 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.1 HIGH
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55131 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-48580 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 5.5 MEDIUM
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-54131 1 Microsoft 6 365 Apps, Microsoft 365, Office 2019 and 3 more 2026-07-15 N/A 7.8 HIGH
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55024 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55025 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55029 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55031 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-50675 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-50678 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 6.6 MEDIUM
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55136 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55137 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55138 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 5.5 MEDIUM
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55141 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55898 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 6.1 MEDIUM
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55947 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55949 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-15 N/A 7.8 HIGH
Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55054 2 Apple, Microsoft 8 Macos, 365 Apps, Excel and 5 more 2026-07-15 N/A 6.5 MEDIUM
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
CVE-2026-45455 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-09 N/A 3.3 LOW
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-44823 1 Microsoft 7 365 Apps, Excel, Microsoft 365 and 4 more 2026-07-09 N/A 7.8 HIGH
Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally.