CVE-2026-65807

Published: Ago 11, 2026 Last Modified: Ago 12, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,8
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high

Description

AI Translation Available

Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.

843

Access of Resource Using Incompatible Type ('Type Confusion')

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality
Potential Impacts:
Read Memory Modify Memory Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart
Applicable Platforms
Languages: C, C++
View CWE Details
Application

Office 2021 by Microsoft

Product Information
Vendor Microsoft
Product Office 2021
Version -
cpe:2.3:a:microsoft:office_2021:-:*:*:*:ltsc:macos:-:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2021 by Microsoft

Product Information
Vendor Microsoft
Product Office 2021
Version -
cpe:2.3:a:microsoft:office_2021:-:*:*:*:ltsc:-:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Microsoft 365 by Microsoft

Product Information
Vendor Microsoft
Product Microsoft 365
Version -
cpe:2.3:a:microsoft:microsoft_365:-:*:*:*:*:macos:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2019 by Microsoft

Product Information
Vendor Microsoft
Product Office 2019
Version -
cpe:2.3:a:microsoft:office_2019:-:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2021 by Microsoft

Product Information
Vendor Microsoft
Product Office 2021
Version -
cpe:2.3:a:microsoft:office_2021:-:*:*:*:ltsc:-:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2019 by Microsoft

Product Information
Vendor Microsoft
Product Office 2019
Version -
cpe:2.3:a:microsoft:office_2019:-:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Application

365 Apps by Microsoft

Product Information
Vendor Microsoft
Product 365 Apps
Version -
cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2024 by Microsoft

Product Information
Vendor Microsoft
Product Office 2024
Version -
cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:-:x64:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2024 by Microsoft

Product Information
Vendor Microsoft
Product Office 2024
Version -
cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:macos:-:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Office 2024 by Microsoft

Product Information
Vendor Microsoft
Product Office 2024
Version -
cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:-:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Excel by Microsoft

Product Information
Vendor Microsoft
Product Excel
Version 2016
cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Application

365 Apps by Microsoft

Product Information
Vendor Microsoft
Product 365 Apps
Version -
cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:x86:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Excel by Microsoft

Product Information
Vendor Microsoft
Product Excel
Version 2016
cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*
Common Platform Enumeration - Standardized vulnerability identification
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2…
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65807