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CVE-2017-11826

Published: Oct 13, 2017Updated: Apr 22, 2026 Sources: CVE List NVD BDUCWE-119
NVD MITRE
7.8CVSSHIGH
EPSS Score
81.6%
Top 0.4%
CISA KEV
Active Exploitation
Since Mar 3, 2022
Exploits
2 Known
Remediation
Patch Available

Description

Microsoft Office 2010, SharePoint Enterprise Server 2010, SharePoint Server 2010, Web Applications, Office Web Apps Server 2010 and 2013, Word Viewer, Word 2007, 2010, 2013 and 2016, Word Automation Services, and Office Online Server allow remote code execution when the software fails to properly handle objects in memory.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

office compatibility packmicrosoft
On-premDesktop App
Consumer Software / productivity
office online servermicrosoft
On-premWeb App
Enterprise Software / collaboration-groupware
office web apps servermicrosoft
On-prem
Operating Systems
office word viewermicrosoft
On-premDesktop App
Consumer Software / productivity
sharepoint enterprise servermicrosoft
On-premWeb App
Enterprise Software / itsm-monitoring
microsoftcommercialUSOperating Systems
and 15 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Mar 3, 2022
Remediation due:Mar 24, 2022

Required action: Apply updates per vendor instructions.

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://www.securityfocus.com/bid/101219
securityfocus.com
http://www.securitytracker.com/id/1039541
securitytracker.com
https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html
0patch.blogspot.com
and 6 more references View all →

Timeline

Published
Oct 13, 2017
Added to CISA KEV
Mar 3, 2022
Last Updated
Apr 22, 2026

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