Summary
Ein Angreifer kann mehrere Schwachstellen in verschiedenen Microsoft Office und SharePoint Produkten ausnutzen, um beliebigen Programmcode auszuführen, um falsche Informationen darzustellen, um Informationen offenzulegen, und um seine Privilegien zu erhöhen.
Product
Die Microsoft Office Suite beinhaltet zahlreiche Büroanwendungen wie Textverarbeitung, Tabellenkalkulation, Datenbank und weitere Applikationen.
Microsoft Office Online Server ist ein Serverprodukt, das browserbasierte Versionen von Word, PowerPoint, Excel und OneNote bereitstellt.
Microsoft Sharepoint ist ein Portalsystem für die zentrale Verwaltung von Dokumenten und Anwendungen. Die Inhalte werden u. a. über Webseiten zur Verfügung gestellt.
Microsoft 365 Apps ist eine Office Suite für zahlreiche Büroanwendungen.
Vulnerabilities 13
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High 8.8
Microsoft SharePoint Server Remote Code Execution Vulnerability
Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
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High 8.8CVE-2026-26114 Public exploit
Microsoft SharePoint Server Remote Code Execution Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
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High 8.4
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Office Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Office Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.1
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
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High 7.8
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Office Elevation of Privilege Vulnerability
Integer overflow or wraparound in Microsoft Office allows an authorized attacker to elevate privileges locally.
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High 7.5
Microsoft Excel Information Disclosure Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
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High 7.0
Win32k Elevation of Privilege Vulnerability
Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.
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Medium 5.5
Windows Graphics Component Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose information locally.
Revision history
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#1
Initiale Fassung
References
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Microsoft Leitfaden für Sicherheitsupdates
https://msrc.microsoft.com/update-guide/