Microsoft 365 Apps vulnerabilities
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Published CVEs affecting Microsoft 365 Apps: 556 record(s), with affected versions and fixes.cpe:2.3:a:microsoft:365_apps
CVE-2026-55049
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-55048
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55047
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55046
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55045
High · 8.4
CWE-125 Jul 14, 2026
Microsoft Office Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-55044
High · 7.8
CWE-125 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55043
High · 7.8
CWE-122 Jul 14, 2026
Microsoft PowerPoint Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
CVE-2026-55042
Medium · 5.5
CWE-908 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Use of uninitialized resource in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55041
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55039
High · 7.8
CWE-122 Jul 14, 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-2026-55038
High · 7.8
CWE-121 Jul 14, 2026
Microsoft Word Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-55037
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55036
High · 7.8
CWE-126 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55035
Low · 3.3
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55033
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Word Remote Code Execution Vulnerability
Integer overflow or wraparound in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-55032
High · 7.8
CWE-416 Jul 14, 2026
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-55031
High · 7.8
CWE-125 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55029
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55028
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55027
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55026
Medium · 5.5
CWE-190 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55025
High · 7.8
CWE-843 Jul 14, 2026
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-2026-55024
High · 7.8
CWE-843 Jul 14, 2026
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-2026-55023
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55022
High · 7.8
CWE-843 Jul 14, 2026
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.