Summary
Ein Angreifer kann mehrere Schwachstellen in Microsoft Excel, Microsoft Word, Microsoft Office, Microsoft Office Online Server, Microsoft SharePoint, Microsoft SharePoint Server 2019, Microsoft Outlook, Microsoft Teams, Microsoft 365 Apps und Microsoft PowerPoint ausnutzen, um erweiterte Berechtigungen – einschließlich Administratorrechte – zu erlangen, beliebigen Code im Kontext des Dienstes auszuführen, Spoofing-Angriffe durchzuführen, Daten zu manipulieren und vertrauliche Informationen offenzulegen.
Product
Excel ist ein Tabellenkalkulationsprogramm der Microsoft Office Suite und ist sowohl für Microsoft Windows als auch für Mac OS verfügbar.
Microsoft Word ist ein Textverarbeitungsprogramm der Firma Microsoft für die Windows-Betriebssysteme und Mac OS.
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 Services ist ein Portalsystem für die zentrale Verwaltung von Dokumenten und Anwendungen. Die Inhalte werden u.a. über Webseiten zur Verfügung gestellt.
Microsoft Sharepoint ist ein Portalsystem für die zentrale Verwaltung von Dokumenten und Anwendungen. Die Inhalte werden u. a. über Webseiten zur Verfügung gestellt.
Outlook ist ein Personal Information Manager von Microsoft und ist Bestandteil der Office Suite.
Microsoft Teams ist ein Kollaborations-, Kommunikations- und Videokonferenz-Tool.
Microsoft 365 Apps ist eine Office Suite für zahlreiche Büroanwendungen.
Microsoft PowerPoint ist ein Programm zum Erstellen und Vorführen von Präsentationen. PowerPoint Viewer ist ein Anzeigeprogramm für PowerPoint Dateien.
Vulnerabilities 27
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Critical 9.6
Microsoft Team Events Portal Information Disclosure Vulnerability
Improper authorization in Microsoft Teams allows an authorized attacker to disclose information over a network.
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High 8.8
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 8.8CVE-2026-33112 EPSS 31%
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 8.8
Microsoft Office Click-To-Run Elevation of Privilege Vulnerability
Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.
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High 8.8
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 8.8
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 8.8
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 8.8
Microsoft Office Click-To-Run Elevation of Privilege Vulnerability
Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.
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High 8.4
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Outlook and Word Remote Code Execution Vulnerability
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Word Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Word Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Word Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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High 8.0
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 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 Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
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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 Office Click-To-Run Elevation of Privilege Vulnerability
Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.
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High 7.8
Microsoft Office Click-To-Run Elevation of Privilege Vulnerability
Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.
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High 7.8
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 7.7
Microsoft Office Spoofing Vulnerability
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
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High 7.4
Microsoft Outlook for iOS Tampering Vulnerability
Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to perform tampering over a network.
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High 7.1
Microsoft PowerPoint for Android Spoofing Vulnerability
Improper access control in Microsoft Office PowerPoint allows an authorized attacker to perform spoofing locally.
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Medium 5.5
Microsoft Teams Spoofing Vulnerability
Files or directories accessible to external parties in Microsoft Teams allows an unauthorized attacker to perform spoofing locally.
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Medium 5.5
Microsoft Word Information Disclosure Vulnerability
Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
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Medium 4.3
Microsoft Word Information Disclosure Vulnerability
Files or directories accessible to external parties in Microsoft Office Word 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/