Summary
Ein Angreifer kann mehrere Schwachstellen in verschiedenen Microsoft Office und SharePoint Produkten ausnutzen, um Administratorrechte zu erlangen, beliebigen Code auszuführen, Spoofing-Angriffe durchzuführen, Daten zu manipulieren oder vertrauliche Informationen offenzulegen.
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.
Microsoft Teams ist ein Kollaborations-, Kommunikations- und Videokonferenz-Tool.
Vulnerabilities 54
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High 8.8CVE-2026-45484 EPSS 34%
Microsoft SharePoint Elevation of Privilege Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
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High 8.4
Microsoft Outlook and Word 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 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
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
Integer underflow (wrap or wraparound) in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.4
Microsoft Office 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
Use after free 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
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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High 8.2
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
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High 8.1
Microsoft Teams for Android Information Disclosure Vulnerability
Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.
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High 8.0
Microsoft SharePoint Server Remote Code Execution Vulnerability
Improper authorization in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
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High 7.8
Windows Graphics Component Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
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High 7.8
Windows Graphics Component Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Excel Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code 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 7.8
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 7.8
Microsoft Excel Remote Code Execution Vulnerability
Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code 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 7.8
Microsoft Word Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Excel Remote Code Execution Vulnerability
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Word Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code 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 7.8
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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High 7.8
Microsoft Word Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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High 7.8
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 7.3
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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High 7.3
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of special elements in output used by a downstream component ('injection') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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High 7.1
Office for Android Spoofing Vulnerability
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
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High 7.0
Microsoft Excel Remote Code Execution Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
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High 7.0
Microsoft Office Click-To-Run Elevation of Privilege Vulnerability
Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally.
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Medium 6.5
Microsoft SharePoint Remote Code Execution Vulnerability
Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
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Medium 5.5
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
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Medium 5.4
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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Medium 5.4
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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Medium 5.4
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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Medium 5.4
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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Medium 5.4
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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Medium 5.4
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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Medium 5.4
Microsoft SharePoint Server Spoofing Vulnerability
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.7
Microsoft Office Information Disclosure Vulnerability
Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft Office Project Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office Project Server allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper input validation in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Medium 4.6
Microsoft SharePoint Server Spoofing Vulnerability
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.
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Low 3.3
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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Low 3.3
Microsoft Excel Security Feature Bypass Vulnerability
Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
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Low 3.3
Microsoft Word Information Disclosure Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
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Low 3.3
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office 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/