7.8

CVE-2026-20956

Microsoft Excel Remote Code Execution Vulnerability

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ 365 Apps Version - SwEdition enterprise HwPlatform x64
Microsoft ≫ 365 Apps Version - SwEdition enterprise HwPlatform x86
Microsoft ≫ Office Long Term Servicing Channel Version 2021 SwPlatform - HwPlatform x64
Microsoft ≫ Office Long Term Servicing Channel Version 2021 SwPlatform - HwPlatform x86
Microsoft ≫ Office Long Term Servicing Channel Version 2021 SwPlatform macos
Microsoft ≫ Office Long Term Servicing Channel Version 2024 SwPlatform - HwPlatform x64
Microsoft ≫ Office Long Term Servicing Channel Version 2024 SwPlatform - HwPlatform x86
Microsoft ≫ Office Long Term Servicing Channel Version 2024 SwPlatform macos
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.41% 0.343
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-822 Untrusted Pointer Dereference

The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20956
Vendor Advisory