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CVE-2016-7266

36
FAUCET Score

CVE-2016-7266 is a security feature bypass vulnerability affecting multiple versions of Microsoft Excel, Excel Viewer, and Office Compatibility Pack. It allows user-assisted remote attackers to execute arbitrary commands by tricking a user into opening a crafted document containing malicious embedded content. This vulnerability has a high CVSS score of 7.8, indicating significant potential for impact including high confidentiality, integrity, and availability compromise, though it requires user interaction. There is no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2007CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2007:sp3:*:*:*:*:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:x64:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
22.16%
Probability of exploitation in next 30 days
EPSS Percentile
97.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.2215 is in the 98th percentile among its peer group of 11,616 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

microsoftpatch availablevia msrc
Product: Microsoft Excel 2007 Service Pack 3
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2010 Service Pack 2 (32-bit editions)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2010 Service Pack 2 (64-bit editions)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2013 RT Service Pack 1
microsoftpatch availablevia msrc
Product: Microsoft Excel 2013 Service Pack 1 (32-bit editions)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2013 Service Pack 1 (64-bit editions)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2016 (32-bit edition)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2016 (64-bit edition)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel 2016 for Mac
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel Viewer 2007 Service Pack 3
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office Compatibility Pack Service Pack 3
View patch

Vendor Advisories (1)

microsoft2016-Dec/CVE-2016-7266Important

Microsoft Excel Security Feature Bypass Vulnerability

Dec 13, 2016

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2016/ms16-148
securityfocus.com / bid/94662
Third Party AdvisoryVDB Entry
securitytracker.com / id/1037441
Third Party AdvisoryVDB Entry