Microsoft Microsoft Office LTSC 2021 vulnerabilities
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Published CVEs affecting Microsoft Microsoft Office LTSC 2021: 553 record(s), with affected versions and fixes.
CVE-2025-59232
High · 7.1
CWE-125 Oct 14, 2025
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2025-59231
High · 7.8
CWE-843 Oct 14, 2025
Microsoft Excel Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-59227
High · 7.8
CWE-416 Oct 14, 2025
Microsoft Office Remote Code Execution Vulnerability
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2025-59226
High · 7.8
CWE-416 Oct 14, 2025
Microsoft Office Visio Remote Code Execution Vulnerability
Use after free in Microsoft Office Visio allows an unauthorized attacker to execute code locally.
CVE-2025-59225
High · 7.8
CWE-416 Oct 14, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-59224
High · 7.8
CWE-416 Oct 14, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-59223
High · 7.8
CWE-416 Oct 14, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-59222
High · 7.8
CWE-416 Oct 14, 2025
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2025-59221
High · 7.0
CWE-416 Oct 14, 2025
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2025-54910
High · 8.4
CWE-122 Sep 9, 2025
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2025-54908
High · 7.8
CWE-416 Sep 9, 2025
Microsoft PowerPoint Remote Code Execution Vulnerability
Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
CVE-2025-54907
High · 7.8
CWE-122 Sep 9, 2025
Microsoft Office Visio Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code locally.
CVE-2025-54904
High · 7.8
CWE-416 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-54903
High · 7.8
CWE-416 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-54902
High · 7.8
CWE-125 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-54901
Medium · 5.5
CWE-126 Sep 9, 2025
Microsoft Excel Information Disclosure Vulnerability
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2025-54900
High · 7.8
CWE-122 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-54899
High · 7.8
CWE-590 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Free of memory not on the heap in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-54898
High · 7.8
CWE-125 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-54896
High · 7.8
CWE-416 Sep 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2024-38226
High · 7.3
KEV High · 54 CWE-693 Sep 10, 2024
Microsoft Publisher Protection Mechanism Failure Vulnerability
Microsoft Publisher Security Feature Bypass Vulnerability
CVE-2024-38189
High · 8.8
KEV High · 55 CWE-20 Aug 13, 2024
Microsoft Project Remote Code Execution Vulnerability
Microsoft Project Remote Code Execution Vulnerability
CVE-2024-21413
Critical · 9.8
KEV High · 69 Public exploit CWE-20 Feb 13, 2024
Microsoft Outlook Improper Input Validation Vulnerability
Microsoft Outlook Remote Code Execution Vulnerability
CVE-2023-35636
Medium · 6.5
CWE-200 Dec 12, 2023
Microsoft Outlook Information Disclosure Vulnerability
Microsoft Outlook Information Disclosure Vulnerability
CVE-2023-36761
Medium · 6.5
KEV High · 53 CWE-20 Sep 12, 2023
Microsoft Word Information Disclosure Vulnerability
Microsoft Word Information Disclosure Vulnerability