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CVE-2016-7263

28
FAUCET Score

CVE-2016-7263 is a memory corruption vulnerability affecting Microsoft Excel for Mac 2011 and Excel 2016 for Mac, allowing remote attackers to execute arbitrary code or cause a denial of service through a crafted document. With a CVSS score of 7.8 (HIGH), it requires user interaction (UI:R) and local access (AV:L) but can lead to high confidentiality, integrity, and availability impacts (C:H/I:H/A:H). Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2011CPE matchmatch criteria
cpe:2.3:a:microsoft:excel_for_mac:2011:*:*:*:*:*:*:*
2016CPE matchmatch criteria
cpe:2.3:a:microsoft:excel_for_mac: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
19.15%
Probability of exploitation in next 30 days
EPSS Percentile
97.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.1915 is in the 97th percentile among its peer group of 11,615 CVEs.

Social Chatter

No social media mentions found for this CVE.

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 (2)

microsoftpatch availablevia msrc
Product: Microsoft Excel 2016 for Mac
View patch
microsoftpatch availablevia msrc
Product: Microsoft Excel for Mac 2011
View patch

Vendor Advisories (1)

microsoft2016-Dec/CVE-2016-7263Important

Microsoft Office Memory Corruption Vulnerability

Dec 13, 2016

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2016/ms16-148
securityfocus.com / bid/94668
Third Party AdvisoryVDB Entry
securitytracker.com / id/1037441
Third Party AdvisoryVDB Entry