Microsoft 365

CVEs (357)

CVE	Vendor / Product	Sev	Risk	CVSS	EPSS	Published	Description
CVE-2026-81959	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81957	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81956	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81954	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81953	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81951	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81950	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81949	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81948	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81947	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81398	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81397	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81396	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81388	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81386	Microsoft Office	Hig	0.51	7.8	0.00	Sep 8, 2026	Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-62804	Microsoft Office	Hig	0.51	7.8	0.01	Sep 8, 2026	External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-70313	Microsoft Office	Hig	0.51	7.8	0.00	Aug 11, 2026	Improper input validation in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.
CVE-2026-70311	Microsoft Word	Hig	0.51	7.8	0.00	Aug 11, 2026	Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-68817	Microsoft Office	Hig	0.51	7.8	0.00	Aug 11, 2026	Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68816	Microsoft Office	Hig	0.51	7.8	0.00	Aug 11, 2026	Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

CVE-2026-81959HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81957HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81956HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81954HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81953HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81951HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81950HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81949HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81948HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81947HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81398HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81397HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81396HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81388HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81386HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-62804HigSep 8, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.01
External control of file name or path in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-70313HigAug 11, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Improper input validation in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.
CVE-2026-70311HigAug 11, 2026
Microsoft
Word
risk 0.51cvss 7.8epss 0.00
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-68817HigAug 11, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68816HigAug 11, 2026
Microsoft
Office
risk 0.51cvss 7.8epss 0.00
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

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