CVE-2026-81949: Integer Overflow or Wraparound

Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81953: Stack-based Buffer Overflow

Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81958: Use of Uninitialized Resource

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81956: Out-of-bounds Read

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81397: Heap-based Buffer Overflow

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81401: Access of Resource Using Incompatible Type

Access of resource using incompatible type 'type confusion' in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81400: Out-of-bounds Read

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81399: Buffer Over-read

Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-81386: Heap-based Buffer Overflow

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-81389: Heap-based Buffer Overflow

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

PT-2026-88081

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A buffer over-read exists in Microsoft Office Excel, which allows an unauthorized attacker to disclose sensitive information locally and affect the system. A buffer over-read...

PT-2026-88075

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An out-of-bounds read exists in Microsoft Office Excel, which allows an unauthorized attacker to disclose sensitive information locally and affect the system. An out-of-bounds...

PT-2026-88094

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A stack-based buffer overflow occurs when a program writes more data to a buffer located on the stack than the buffer is allocated to hold, potentially overwriting adjacent...

PT-2026-88070

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A stack-based buffer overflow occurs when a program writes more data to a buffer located on the stack than the buffer is allocated to hold, potentially overwriting adjacent...

PT-2026-88071

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A heap-based buffer overflow occurs when a program writes more data to a heap memory block than it can hold, potentially corrupting memory. This issue allows an unauthorized...

PT-2026-88092

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A heap-based buffer overflow occurs when a program writes more data to a heap memory block than it can hold, potentially corrupting memory. This issue allows an unauthorized...

PT-2026-88098

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An out-of-bounds read occurs when the software reads data outside the intended boundary of a buffer. This issue allows an unauthorized attacker to execute arbitrary code locall...

CVE-2026-72974: Buffer Over-read

Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network...

PT-2026-88099

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description Use of an uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose sensitive information locally, which can affect the system. Recommendatio...

PT-2026-88072

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An out-of-bounds read exists in Microsoft Office Excel, which allows an unauthorized attacker to disclose sensitive information locally and affect the system. An out-of-bounds...