CVE-2026-55949

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-55947

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

CVE-2026-55898

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

CVE-2026-55138

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-55131

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

CVE-2026-55122

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

CVE-2026-55054

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

CVE-2026-55048

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

CVE-2026-55036

Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-48580

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-55948

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-54988

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

CVE-2026-58618

CVE-2026-58618 : Heap-based buffer overflow in Microsoft Office Excel can allow a local attacker to execute code. Affects Excel components implicated in the heap overflow; CVSS 3.1 base score 7.8 (High). Exploitation is local and requires user interaction. Current connected docs reference Microso...

PT-2026-58519

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A use after free issue exists in Microsoft Office Excel. This occurs when an application continues to use a pointer after it has been freed, which can be exploited by an...

PT-2026-58558

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An out-of-bounds read issue exists that allows an unauthorized attacker to disclose information over a network. An out-of-bounds read occurs when the software reads data past t...

PT-2026-58550

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 through the use of malicious content...

PT-2026-58529

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A type confusion issue occurs when a resource is accessed using an incompatible type. This flaw allows an unauthorized attacker to execute arbitrary code locally on the system ...

PT-2026-58299

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An untrusted pointer dereference allows an unauthorized attacker to perform local information disclosure. This issue occurs when the software accesses a memory address through ...

PT-2026-58545

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A heap-based buffer overflow exists in Microsoft Office Excel, which could allow an unauthorized attacker to execute arbitrary code locally on the system. This occurs when a us...

PT-2026-58541

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 could allow an unauthorized attacker to execute code locally. A buffer over-read occurs when a program reads more dat...