Skip to main content
CISA Known Exploited Vulnerabilities

Microsoft Excel Security Feature Bypass is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV
2021-11-17
Remediation due
2021-12-01

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2021-42292

Description

Microsoft Excel Security Feature Bypass Vulnerability

Severity

CVSS 3.1 · CNA7.8 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
SSVC · CISA-ADP
Exploitationactive
Automatableno
Technical impacttotal

Affected Products

VendorProductAffected versions
MicrosoftMicrosoft 365 Apps for Enterprise
16.0.1 to <https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft Excel 2013 Service Pack 1
15.0.0.0 to <15.0.5397.1001
MicrosoftMicrosoft Excel 2016
16.0.0.0 to <16.0.5239.1001
MicrosoftMicrosoft Office 2013 Service Pack 1
15.0.0 to <15.0.5397.1001
MicrosoftMicrosoft Office 2016
16.0.0 to <16.0.5239.1001
MicrosoftMicrosoft Office 2019
19.0.0 to <https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft Office 2019 for Mac
16.0.0 to <16.55.21111400
MicrosoftMicrosoft Office LTSC 2021
16.0.1 to <https://aka.ms/OfficeSecurityReleases
MicrosoftMicrosoft Office LTSC for Mac 2021
16.0.1 to <16.55.21111400

References

2 Links

Record Details

Published
2021-11-10
Last updated
2026-08-19
Assigner (CNA)
microsoft
Credited to
-

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.