Microsoft Office Ltsc 2021 vulnerabilities

781 known vulnerabilities affecting microsoft/microsoft_office_ltsc_2021.

Total CVEs

781

CISA KEV

actively exploited

Public exploits

Exploited in wild

Severity breakdown

CRITICAL13HIGH581MEDIUM179LOW8

Vulnerabilities

SortPage 28 of 40

CVE-2025-21346P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-01-14

CVE-2025-21346 [HIGH] CWE-693 CVE-2025-21346: Microsoft Office Security Feature Bypass Vulnerability Microsoft Office Security Feature Bypass Vulnerability

nvd

CVE-2025-24083P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-03-11

CVE-2025-24083 [HIGH] CWE-822 CVE-2025-24083: Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code lo Untrusted pointer dereference in Microsoft Office allows an unauthorized attacker to execute code locally.

nvd

CVE-2025-21345P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-01-14

CVE-2025-21345 [HIGH] CWE-416 CVE-2025-21345: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

nvd

CVE-2024-38016P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2024-09-19

CVE-2024-38016 [HIGH] CWE-284 CVE-2024-38016: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

nvd

CVE-2025-54902P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-09-09

CVE-2025-54902 [HIGH] CWE-125 CVE-2025-54902: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

nvd

CVE-2025-54898P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-09-09

CVE-2025-54898 [HIGH] CWE-125 CVE-2025-54898: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

nvd

CVE-2025-30381P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-05-13

CVE-2025-30381 [HIGH] CWE-125 CVE-2025-30381: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

nvd

CVE-2025-32705P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-05-13

CVE-2025-32705 [HIGH] CWE-125 CVE-2025-32705: Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to execute code local Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.

nvd

CVE-2023-29335P3HIGHCVSS 7.5≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-05-09

CVE-2023-29335 [HIGH] CWE-20 CVE-2023-29335: Microsoft Word Security Feature Bypass Vulnerability Microsoft Word Security Feature Bypass Vulnerability

nvd

CVE-2025-29792P3HIGHCVSS 7.3≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2025-04-08

CVE-2025-29792 [HIGH] CWE-416 CVE-2025-29792: Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally. Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.

nvd

CVE-2026-80087P3MEDIUMCVSS 6.5≥ 16.0.1, < 16.0.14334.209062026-09-08

CVE-2026-80087 [MEDIUM] CWE-122 CVE-2026-80087: Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to disclose informati Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to disclose information over a network.

nvd

CVE-2023-36037P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-11-14

CVE-2023-36037 [HIGH] CVE-2023-36037: Microsoft Excel Security Feature Bypass Vulnerability Microsoft Excel Security Feature Bypass Vulnerability

nvd

CVE-2022-37963P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-09-13

CVE-2022-37963 [HIGH] CVE-2022-37963: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

nvd

CVE-2021-42296P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2021-11-10

CVE-2021-42296 [HIGH] CWE-94 CVE-2021-42296: Microsoft Word Remote Code Execution Vulnerability Microsoft Word Remote Code Execution Vulnerability

nvd

CVE-2023-35371P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-08-08

CVE-2023-35371 [HIGH] CWE-415 CVE-2023-35371: Microsoft Office Remote Code Execution Vulnerability Microsoft Office Remote Code Execution Vulnerability

nvd

CVE-2023-35372P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-08-08

CVE-2023-35372 [HIGH] CWE-190 CVE-2023-35372: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

nvd

CVE-2023-36045P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2023-11-14

CVE-2023-36045 [HIGH] CWE-822 CVE-2023-36045: Microsoft Office Graphics Remote Code Execution Vulnerability Microsoft Office Graphics Remote Code Execution Vulnerability

nvd

CVE-2022-38010P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-09-13

CVE-2022-38010 [HIGH] CVE-2022-38010: Microsoft Office Visio Remote Code Execution Vulnerability Microsoft Office Visio Remote Code Execution Vulnerability

nvd

CVE-2022-44691P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-12-13

CVE-2022-44691 [HIGH] CVE-2022-44691: Microsoft Office OneNote Remote Code Execution Vulnerability Microsoft Office OneNote Remote Code Execution Vulnerability

nvd

CVE-2022-41031P3HIGHCVSS 7.8≥ 16.0.1, < https://aka.ms/OfficeSecurityReleases2022-10-11

CVE-2022-41031 [HIGH] CVE-2022-41031: Microsoft Word Remote Code Execution Vulnerability Microsoft Word Remote Code Execution Vulnerability

nvd

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