Microsoft Office Ltsc 2021 vulnerabilities
432 known vulnerabilities affecting microsoft/microsoft_office_ltsc_2021.
Total CVEs
432
CISA KEV
9
actively exploited
Public exploits
13
Exploited in wild
12
Severity breakdown
CRITICAL4HIGH352MEDIUM68LOW8
Vulnerabilities
Page 15 of 22
CVE-2025-21397P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-02-11
CVE-2025-21397 [HIGH] CWE-416 CVE-2025-21397: Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
nvd
CVE-2024-43616P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-10-08
CVE-2024-43616 [HIGH] CWE-426 CVE-2024-43616: Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
nvd
CVE-2025-26642P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-04-08
CVE-2025-26642 [HIGH] CWE-125 CVE-2025-26642: Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2023-28295P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-06-17
CVE-2023-28295 [HIGH] CWE-190 CVE-2023-28295: Microsoft Publisher Remote Code Execution Vulnerability
Microsoft Publisher Remote Code Execution Vulnerability
nvd
CVE-2023-28287P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-06-17
CVE-2023-28287 [HIGH] CWE-416 CVE-2023-28287: Microsoft Publisher Remote Code Execution Vulnerability
Microsoft Publisher Remote Code Execution Vulnerability
nvd
CVE-2024-43505P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-10-08
CVE-2024-43505 [HIGH] CWE-357 CVE-2024-43505: Microsoft Office Visio Remote Code Execution Vulnerability
Microsoft Office Visio Remote Code Execution Vulnerability
nvd
CVE-2024-49027P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-11-12
CVE-2024-49027 [HIGH] CWE-416 CVE-2024-49027: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2024-49028P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-11-12
CVE-2024-49028 [HIGH] CWE-125 CVE-2024-49028: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2024-49030P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-11-12
CVE-2024-49030 [HIGH] CWE-122 CVE-2024-49030: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2024-49029P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-11-12
CVE-2024-49029 [HIGH] CWE-908 CVE-2024-49029: Microsoft Excel Remote Code Execution Vulnerability
Microsoft Excel Remote Code Execution Vulnerability
nvd
CVE-2025-21356P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-01-14
CVE-2025-21356 [HIGH] CWE-122 CVE-2025-21356: Microsoft Office Visio Remote Code Execution Vulnerability
Microsoft Office Visio Remote Code Execution Vulnerability
nvd
CVE-2025-30375P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-05-13
CVE-2025-30375 [HIGH] CWE-843 CVE-2025-30375: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-30383P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-05-13
CVE-2025-30383 [HIGH] CWE-843 CVE-2025-30383: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2026-40360P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2026-05-12
CVE-2026-40360 [HIGH] CWE-125 CVE-2026-40360: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
nvd
CVE-2026-20949P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2026-01-13
CVE-2026-20949 [HIGH] CWE-284 CVE-2026-20949: Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a securi
Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
nvd
CVE-2022-22003P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-02-09
CVE-2022-22003 [HIGH] CVE-2022-22003: Microsoft Office Graphics Remote Code Execution Vulnerability
Microsoft Office Graphics Remote Code Execution Vulnerability
nvd
CVE-2022-38048P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-10-11
CVE-2022-38048 [HIGH] CVE-2022-38048: Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
nvd
CVE-2022-37962P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-09-13
CVE-2022-37962 [HIGH] CVE-2022-37962: Microsoft PowerPoint Remote Code Execution Vulnerability
Microsoft PowerPoint Remote Code Execution Vulnerability
nvd
CVE-2024-20673P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-02-13
CVE-2024-20673 [HIGH] CWE-693 CVE-2024-20673: Microsoft Office Remote Code Execution Vulnerability
Microsoft Office Remote Code Execution Vulnerability
nvd
CVE-2023-36763P3HIGHCVSS 7.5≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-09-12
CVE-2023-36763 [HIGH] CWE-200 CVE-2023-36763: Microsoft Outlook Information Disclosure Vulnerability
Microsoft Outlook Information Disclosure Vulnerability
nvd