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8.8High

CVE-2020-1583Microsoft Word Information Disclosure Vulnerability

Microsoft Microsoft SharePoint Enterprise Server 2016; Microsoft Microsoft SharePoint Enterprise Server 2013 Service Pack 1; Microsoft Microsoft SharePoint Ser… Published: (6 years ago)

Description

An information disclosure vulnerability exists when Microsoft Word improperly discloses the contents of its memory. An attacker who exploited the vulnerability could use the information to compromise the user’s computer or data. To exploit the vulnerability, an attacker could craft a special document file and then convince the user to open it. An attacker must know the memory address location where the object was created. The update addresses the vulnerability by changing the way certain Word functions handle objects in memory.

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
microsoft 365 apps —
microsoft excel 2010
Microsoft Microsoft 365 Apps for Enterprise 16.0.1 – < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office 2010 Service Pack 2 13.0.0.0 – < publication
Microsoft Microsoft Office 2016 for Mac 16.0.0 – < publication
Microsoft Microsoft Office 2019 19.0.0 – < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office 2019 for Mac 16.0.0 – < publication
Microsoft Microsoft Office Online Server 16.0.1 – < publication
Microsoft Microsoft Office Web Apps 2010 Service Pack 2 13.0.0 – < publication
Microsoft Microsoft Office Web Apps 2013 Service Pack 1 15.0.0.0 – < publication
Microsoft Microsoft SharePoint Enterprise Server 2013 Service Pack 1 15.0.0 – < publication
Microsoft Microsoft SharePoint Enterprise Server 2016 16.0.0 – < publication
Microsoft Microsoft SharePoint Server 2010 Service Pack 2 13.0.0.0 – < publication
Microsoft Microsoft SharePoint Server 2019 16.0.0 – < publication
Microsoft Microsoft Word 2010 Service Pack 2 13.0.0.0 – < publication
Microsoft Microsoft Word 2013 Service Pack 1 15.0.1 – < publication
Microsoft Microsoft Word 2016 16.0.1 – < publication
microsoft office 2019
microsoft office online server —
microsoft office web apps 2010
microsoft sharepoint server 2016
microsoft word 2016

References and patches

Recent CVEs in the same product — Microsoft Office / 365 Apps

8.8High
CVE-2026-120003

Microsoft Office Remote Code Execution Vulnerability

Microsoft Microsoft 365 Apps for Enterprise; Microsoft Microsoft Office 365 for Mac; Microsoft Microsoft Office LTSC 2021; Microsoft Microsoft Office LTSC 2024

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network.

6.5Medium
CVE-2026-119999

Microsoft Office Excel Information Disclosure Vulnerability

Microsoft Microsoft 365 Apps for Enterprise; Microsoft Microsoft Office 365 for Mac; Microsoft Microsoft Office LTSC 2021; Microsoft Microsoft Office LTSC 2024

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

6.5Medium
CVE-2026-119998

Microsoft Office Security Feature Bypass Vulnerability

Microsoft Microsoft 365 Apps for Enterprise; Microsoft Microsoft Office LTSC 2021; Microsoft Microsoft Office LTSC 2024

Product ui does not warn user of unsafe actions in Microsoft Office allows an unauthorized attacker to bypass a security feature over a network.