Is CVE-2021-42292 actively exploited?

CVE-2021-42292 has no public evidence of in-the-wild exploitation as of 2025-10-30.

What is the CVSS score for CVE-2021-42292?

CVE-2021-42292 has a CVSS score of 7.8 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

How do I patch CVE-2021-42292?

Patch guidance is available from microsoft security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-42292.

Fix CVE-2021-42292 - HIGH microsoft 365 apps

Q: Which products are affected by CVE-2021-42292?

10 products: microsoft 365 apps, microsoft excel, microsoft excel, microsoft office, microsoft office, and 5 more.

Description

Microsoft Excel Security Feature Bypass Vulnerability

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector: local
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: NVD-CWE-Other

Metadata

Primary Vendor: MICROSOFT
Published: 11/10/2021
Last Modified: 10/30/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

microsoft : 365_appsmicrosoft : excelmicrosoft : excelmicrosoft : officemicrosoft : officemicrosoft : officemicrosoft : officemicrosoft : officemicrosoft : office_long_term_servicing_channelmicrosoft : office_long_term_servicing_channel

Remediation Guidance

Executive Summary

View on NIST NVD