Microsoft Excel vulnerabilities
400 known vulnerabilities affecting microsoft/excel.
Total CVEs
400
CISA KEV
6
actively exploited
Public exploits
34
Exploited in wild
9
Severity breakdown
CRITICAL128HIGH220MEDIUM52
Vulnerabilities
Page 3 of 20
CVE-2025-59233HIGHCVSS 7.8v20162025-10-14
CVE-2025-59233 [HIGH] CWE-843 CVE-2025-59233: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54899HIGHCVSS 7.8v20162025-09-09
CVE-2025-54899 [HIGH] CWE-590 CVE-2025-54899: Free of memory not on the heap in Microsoft Office Excel allows an unauthorized attacker to execute
Free of memory not on the heap in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54904HIGHCVSS 7.8v20162025-09-09
CVE-2025-54904 [HIGH] CWE-416 CVE-2025-54904: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54896HIGHCVSS 7.8v20162025-09-09
CVE-2025-54896 [HIGH] CWE-416 CVE-2025-54896: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54902HIGHCVSS 7.8v20162025-09-09
CVE-2025-54902 [HIGH] CWE-125 CVE-2025-54902: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54903HIGHCVSS 7.8v20162025-09-09
CVE-2025-54903 [HIGH] CWE-416 CVE-2025-54903: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54898HIGHCVSS 7.8v20162025-09-09
CVE-2025-54898 [HIGH] CWE-125 CVE-2025-54898: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54900HIGHCVSS 7.8v20162025-09-09
CVE-2025-54900 [HIGH] CWE-122 CVE-2025-54900: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-54901MEDIUMCVSS 5.5v20162025-09-09
CVE-2025-54901 [MEDIUM] CWE-126 CVE-2025-54901: Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information l
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
nvd
CVE-2025-53739HIGHCVSS 7.8v20162025-08-12
CVE-2025-53739 [HIGH] CWE-843 CVE-2025-53739: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-53735HIGHCVSS 7.8v20162025-08-12
CVE-2025-53735 [HIGH] CWE-416 CVE-2025-53735: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-53741HIGHCVSS 7.8v20162025-08-12
CVE-2025-53741 [HIGH] CWE-122 CVE-2025-53741: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-53737HIGHCVSS 7.8v20162025-08-12
CVE-2025-53737 [HIGH] CWE-122 CVE-2025-53737: Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-49711HIGHCVSS 7.8v20162025-07-08
CVE-2025-49711 [HIGH] CWE-416 CVE-2025-49711: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-48812MEDIUMCVSS 5.5v20162025-07-08
CVE-2025-48812 [MEDIUM] CWE-125 CVE-2025-48812: Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
nvd
CVE-2025-47165HIGHCVSS 7.8PoCv20162025-06-10
CVE-2025-47165 [HIGH] CWE-416 CVE-2025-47165: Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-30379HIGHCVSS 7.8v20162025-05-13
CVE-2025-30379 [HIGH] CWE-763 CVE-2025-30379: Release of invalid pointer or reference in Microsoft Office Excel allows an unauthorized attacker to
Release of invalid pointer or reference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-30383HIGHCVSS 7.8v20162025-05-13
CVE-2025-30383 [HIGH] CWE-843 CVE-2025-30383: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-30377HIGHCVSS 7.8v20162025-05-13
CVE-2025-30377 [HIGH] CWE-416 CVE-2025-30377: Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvd
CVE-2025-30375HIGHCVSS 7.8v20162025-05-13
CVE-2025-30375 [HIGH] CWE-843 CVE-2025-30375: Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an un
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvd