CVE-2017-0261highunder attackCWE-416

CVE-2017-0261: high-severity vulnerability in Microsoft Office

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93Vexday Risk Score

Prioritize patching. It under exploitation confirmed by CISA and has a public proof of concept.

ssvc Actcvss 7.8epss 78%
from disclosure to weapon688 days
Published on NVDMay 12
1st PoC+688d
CISA KEV+1756d
Action required by CISAfederal deadline: 2022-03-24

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In short

Microsoft Office versions 2010, 2013, and 2016 have a memory handling flaw that allows attackers to run malicious code on a victim's computer by tricking them into opening a crafted document.

Technical detail

Use-after-free vulnerability (CWE-416) in Office object memory management allows remote code execution via specially crafted Office documents. Attack requires user interaction (document opening); successful exploitation grants arbitrary code execution with user privileges.

Summary generated and translated by AI from the official description.

The full analysis of this CVE is available in Portuguese →

Microsoft Office 2010 SP2, Office 2013 SP1, and Office 2016 allow a remote code execution vulnerability when the software fails to properly handle objects in memory, aka "Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0262 and CVE-2017-0281.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Microsoft Corporation · Microsoft Office
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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