Microsoft Microsoft 365 vulnerabilities
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Published CVEs affecting Microsoft Microsoft 365: 347 record(s), with affected versions and fixes.cpe:2.3:a:microsoft:microsoft_365
CVE-2026-80088
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office Word Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
CVE-2026-80087
Medium · 6.5
CWE-122 Sep 8, 2026
Microsoft Office Information Disclosure Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to disclose information over a network.
CVE-2026-80086
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office PowerPoint Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.
CVE-2026-80085
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-80082
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.
CVE-2026-80080
High · 8.8
CWE-415 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Double free in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-80078
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.
CVE-2026-80076
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information over a network.
CVE-2026-78526
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78525
High · 8.8
CWE-416 Sep 8, 2026
Microsoft Office Outlook Remote Code Execution Vulnerability
Use after free in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
CVE-2026-78524
High · 8.8
CWE-787 Sep 8, 2026
Microsoft Office Remote Code Execution Vulnerability
Out-of-bounds write in Microsoft Office allows an unauthorized attacker to execute code over a network.
CVE-2026-78521
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78520
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office Outlook Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
CVE-2026-78518
High · 8.8
CWE-20 Sep 8, 2026
Microsoft Office Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
CVE-2026-78517
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78515
Medium · 6.5
CWE-125 Sep 8, 2026
Microsoft Office Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
CVE-2026-78514
High · 8.8
CWE-416 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78513
Medium · 5.5
CWE-125 Sep 8, 2026
Microsoft Office PowerPoint Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.
CVE-2026-78512
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78511
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78510
High · 8.4
CWE-122 Sep 8, 2026
Microsoft Outlook and Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-78509
Critical · 9.8
CWE-122 Sep 8, 2026
Microsoft Office Outlook Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
CVE-2026-78507
High · 8.8
CWE-416 Sep 8, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-78506
Medium · 5.5
CWE-170 Sep 8, 2026
Microsoft Office Word Information Disclosure Vulnerability
Improper null termination in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
CVE-2026-78505
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network.