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CVE-2020-16932

26
FAUCET Score

CVE-2020-16932 is a remote code execution vulnerability in Microsoft Excel and related Office products, stemming from improper handling of objects in memory. An attacker could exploit this by convincing a user to open a specially crafted file, leading to arbitrary code execution in the context of the current user. This vulnerability has a CVSS score of 7.8 (High), indicating a local attack vector with low complexity but requiring user interaction, potentially resulting in full system compromise. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), it has garnered moderate community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:365_apps:-:*:*:*:*:*:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:*:*
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: 3.1

7.8HIGH

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
4.82%
Probability of exploitation in next 30 days
EPSS Percentile
91.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0482 is in the 92nd 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

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 (14)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2019 for 32-bit editions
microsoftpatch availablevia msrc
Product: Microsoft Office 2019 for 64-bit editions
microsoftpatch availablevia msrc
Product: Microsoft 365 Apps for Enterprise for 32-bit Systems
microsoftpatch availablevia msrc
Product: Microsoft 365 Apps for Enterprise for 64-bit Systems
microsoftpatch availablevia msrc
Product: Microsoft Office Online Server
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 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)
microsoftpatch availablevia msrc
Product: Microsoft Excel 2013 Service Pack 1 (64-bit editions)
microsoftpatch availablevia msrc
Product: Microsoft Office Web Apps 2013 Service Pack 1
View patch

Vendor Advisories (1)

microsoft2020-Oct/CVE-2020-16932Important

Microsoft Excel Remote Code Execution Vulnerability

Oct 13, 2020

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2020-16932
PatchVendor Advisory
zerodayinitiative.com / advisories/ZDI-20-1253
Tool Signature