CVE-2017-11826

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 v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0

9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C

EPSS

81.29% chance of exploitation in the next 30 days, 100th percentile

CISA KEV

added 2022-03-03

Published

2017-10-13

Updated

2025-10-21

Proof-of-concept exploits (3)

• https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/
• https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-explo…
• thatskriptkid/CVE-2017-118268★ · 2020-05-18

References

• CVE Record
• NVD entry

Related

• CVE-2017-11823
• CVE-2017-11830
• CVE-2017-1182
• CVE-2017-11831
• CVE-2017-11811
• CVE-2017-11839