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Microsoft Office Excel

CVE-2022-26901 — Microsoft Excel Remote Code Execution Vulnerability

Important CVSS 7.8 EPSS 0.02509 2022-04 archive

Executive Summary

None

Overview

7.8
CVSS HIGH
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Remote Code Execution
Released Apr 12 2022
Last Updated Apr 12 2022
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.02509 — 0.82698 percentile
NVD CVSS 7.8 HIGH — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
None
USER INTERACTION
Required
SCOPE
Unchanged
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.8

EPSS Score

0.02509
probability of exploitation in the next 30 days
0.82698 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

18 affected products
Product KB Article Severity Impact Restart Required
Microsoft 365 Apps for Enterprise for 32-bit Systems Click to Run (Security Update) Important Remote Code Execution No
Microsoft 365 Apps for Enterprise for 64-bit Systems Click to Run (Security Update) Important Remote Code Execution No
Microsoft Excel 2013 RT Service Pack 1 5002175 (Security Update) Important Remote Code Execution Maybe
Microsoft Excel 2013 Service Pack 1 (32-bit editions) 5002175 (Security Update) Important Remote Code Execution Maybe
Microsoft Excel 2013 Service Pack 1 (64-bit editions) 5002175 (Security Update) Important Remote Code Execution Maybe
Microsoft Excel 2016 (32-bit edition) 5002177 (Security Update) Important Remote Code Execution Maybe
Microsoft Excel 2016 (64-bit edition) 5002177 (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2013 RT Service Pack 1 5002148 (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2013 Service Pack 1 (32-bit editions) 5002148 (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2013 Service Pack 1 (64-bit editions) 5002148 (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2016 (32-bit edition) 5002143 (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2016 (64-bit edition) 5002143 (Security Update) Important Remote Code Execution Maybe
Microsoft Office 2019 for Mac Release Notes (Security Update) Important Remote Code Execution Maybe
Microsoft Office LTSC 2021 for 32-bit editions Click to Run (Security Update) Important Remote Code Execution No
Microsoft Office LTSC 2021 for 64-bit editions Click to Run (Security Update) Important Remote Code Execution No
Microsoft Office LTSC for Mac 2021 Release Notes (Security Update) Important Remote Code Execution Maybe
Microsoft Office Online Server 5002162 (Security Update) Important Remote Code Execution Maybe
Microsoft Office Web Apps Server 2013 Service Pack 1 5002169 (Security Update) Important Remote Code Execution Maybe

Patches

8 patches
Article Type Restart
Click to Run Security Update No
5002175 Security Update Maybe
5002177 Security Update Maybe
5002148 Security Update Maybe
5002143 Security Update Maybe
Release Notes Security Update Maybe
5002162 Security Update Maybe
5002169 Security Update Maybe

Known Exploits

On This Page