HIGH CISA KEV
CVE-2021-42292
CVSS v3
7.8
HIGH
EPSS Score
43.0 %
exploit probability, as of 2026-10-19
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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Affected and fixed versions
Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-42292 yet.
Description
Microsoft Excel Security Feature Bypass Vulnerability
CISA Known Exploited Vulnerability
- Date Added
- 2021-11-17
- Patch Due Date
- 2021-12-01
- Ransomware Use
- Unknown
Technical details
- Published
- 2021-11-10
Frequently asked questions
What is CVE-2021-42292?
Microsoft Excel Security Feature Bypass Vulnerability
Is CVE-2021-42292 actively exploited?
Yes. CVE-2021-42292 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2021-12-01.
What is the CVSS score for CVE-2021-42292?
CVE-2021-42292 has a CVSS v3 base score of 7.8 (HIGH severity).
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