MO
Product
Microsoft Office LTSC 2021
by Microsoft · last CVE Oct 15, 2026
On CISA KEVExploited in the wild
504
CVEs
9
On KEV
9.8
Max CVSS
153
New 30D
Severity mix
Critical 11High 345Medium 141Low 3
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Add Microsoft Office LTSC 2021 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2024-21413
In wildKEV
9.8
95%
Feb 13
Microsoft Outlook Remote Code Execution Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2023-23397
In wildKEV
9.8
97%
Mar 14
Microsoft Outlook Elevation of Privilege Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2024-38189
In wildKEV
8.8
8%
Aug 13
Microsoft Project Remote Code Execution Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2023-35311
In wildKEV
8.8
16%
Jul 11
Microsoft Outlook Security Feature Bypass Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2026-21514
In wildKEV
7.8
2%
Feb 10
Microsoft Word Security Feature Bypass Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2026-21509
In wildKEV
7.8
71%
Jan 26
Microsoft Office Security Feature Bypass Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2021-42292
In wildKEV
7.8
43%
Nov 10
Microsoft Excel Security Feature Bypass Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2024-38226
In wildKEV
7.3
3%
Sep 10
Microsoft Publisher Security Feature Bypass Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
CVE-2023-36761
In wildKEV
6.5
20%
Sep 12
Microsoft Word Information Disclosure Vulnerability
Affected: 16.0.1 before https://aka.ms/OfficeSecurityReleases
Showing 9
The 500 most important CVEs for this product (exploited first, then by severity)