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Vulnerability record · CVE-2017-11884 · published 15 November 2017

CVE-2017-11884: Microsoft excel memory buffer overflow vulnerability

Microsoft · Excel

Microsoft Excel 2016 Click-to-Run (C2R) allows an attacker to run arbitrary code in the context of the current user by failing to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11882.

7.8 CVSS 3.0 High EPSS 9.5% · top 4.7% CWE-119 · Memory buffer overflow
7.8CVSS 3.0 base score, v2 9.3
9.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Microsoft Excel 2016 Click-to-Run (C2R) allows an attacker to run arbitrary code in the context of the current user by failing to properly handle objects in memory, aka "Microsoft Office Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11882.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/101766 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039783 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11884 PatchVendor Advisory
http://www.securityfocus.com/bid/101766 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039783 Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11884 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2017-11884), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.