Microsoft Microsoft Office LTSC for Mac 2021 vulnerabilities
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Published CVEs affecting Microsoft Microsoft Office LTSC for Mac 2021: 454 record(s), with affected versions and fixes.
CVE-2026-21514
High · 7.8
KEV High · 58 Public exploit CWE-807 Feb 10, 2026
Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability
Reliance on untrusted inputs in a security decision in Microsoft Office Word allows an unauthorized attacker to bypass a security feature locally.
CVE-2026-21261
Medium · 5.5
CWE-125 Feb 10, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-21258
Medium · 5.5
CWE-20 Feb 10, 2026
Microsoft Excel Information Disclosure Vulnerability
Improper input validation in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-20957
High · 7.8
CWE-122 Jan 13, 2026
Microsoft Excel Remote Code Execution Vulnerability
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-20956
High · 7.8
CWE-822 Jan 13, 2026
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-20955
High · 7.8
CWE-822 Jan 13, 2026
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-20953
High · 8.4
CWE-416 Jan 13, 2026
Microsoft Office Remote Code Execution Vulnerability
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-20952
High · 8.4
CWE-416 Jan 13, 2026
Microsoft Office Remote Code Execution Vulnerability
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-20950
High · 7.8
CWE-416 Jan 13, 2026
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-20949
High · 7.8
CWE-284 Jan 13, 2026
Microsoft Excel Security Feature Bypass Vulnerability
Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
CVE-2026-20948
High · 7.8
CWE-822 Jan 13, 2026
Microsoft Word Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-20946
High · 7.8
CWE-125 Jan 13, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-20944
High · 8.4
CWE-125 Jan 13, 2026
Microsoft Word Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2025-62564
High · 7.8
CWE-125 Dec 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-2025-62563
High · 7.8
CWE-416 Dec 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62562
High · 7.8
CWE-416 Dec 9, 2025
Microsoft Outlook Remote Code Execution Vulnerability
Use after free in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.
CVE-2025-62561
High · 7.8
CWE-822 Dec 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62560
High · 7.8
CWE-126 Dec 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62559
High · 7.8
CWE-416 Dec 9, 2025
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2025-62558
High · 7.8
CWE-416 Dec 9, 2025
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2025-62557
High · 7.8
CWE-416 Dec 9, 2025
Microsoft Office Remote Code Execution Vulnerability
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2025-62556
High · 7.8
CWE-822 Dec 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62553
High · 7.8
CWE-416 Dec 9, 2025
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2025-62555
High · 7.0
CWE-416 Dec 9, 2025
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2025-62554
High · 7.8
CWE-843 Dec 9, 2025
Microsoft Office Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.