Known vulnerabilities in Microsoft Excel

Vendor: Microsoft
Software: Microsoft Excel
Software CPE: cpe:2.3:a:microsoft:microsoft_excel:*:*:*:*:*:microsoft_office:*:*
Website: https://www.microsoft.com
Total vulnerabilities: 337
Public exploits: 24
Known exploited (KEV): 13
Highest CVSSv4 Score: 9.3

Breakdown by Severity Chart

Severity distribution of vulnerabilities affecting Microsoft Excel Microsoft Excel is affected by 337 known vulnerabilities: 8 critical, 269 high, 34 medium, 26 low Critical High Medium Low

Vulnerabilities (337)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU141994 - Type confusion
CVE-2026-68803		 CWE-843 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141993 - Heap-based Buffer Overflow
CVE-2026-68801		 CWE-122 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141992 - Use of Uninitialized Resource
CVE-2026-68799		 CWE-908 Medium
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141989 - Out-of-bounds read
CVE-2026-68797		 CWE-125 Medium
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141857 - Out-of-bounds read
CVE-2026-70328		 CWE-125 Medium
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141856 - Out-of-bounds read
CVE-2026-70327		 CWE-125 Medium
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141833 - Stack-based buffer overflow
CVE-2026-68816		 CWE-121 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141832 - Heap-based Buffer Overflow
CVE-2026-68815		 CWE-122 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141830 - Type confusion
CVE-2026-68811		 CWE-843 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141829 - Untrusted Pointer Dereference
CVE-2026-68810		 CWE-822 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141827 - Out-of-bounds read
CVE-2026-68808		 CWE-125 Medium
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141826 - Out-of-bounds write
CVE-2026-68806		 CWE-787 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141825 - Heap-based Buffer Overflow
CVE-2026-68807		 CWE-122 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141824 - Out-of-bounds read
CVE-2026-68802		 CWE-125 Medium
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141822 - Heap-based Buffer Overflow
CVE-2026-68800		 CWE-122 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141821 - Heap-based Buffer Overflow
CVE-2026-68796		 CWE-122 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141820 - Stack-based buffer overflow
CVE-2026-68795		 CWE-121 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141819 - Heap-based Buffer Overflow
CVE-2026-68794		 CWE-122 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141818 - Out-of-bounds read
CVE-2026-68793		 CWE-125 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234
#VU141815 - Type confusion
CVE-2026-65807		 CWE-843 High
No
No
 16.0.5565.1001 12.08.2026 SB20260812234


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