CVE-2026-109494

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

CVE-2026-109496

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

CVE-2026-109496

A heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to achieve remote code execution over a network. The vulnerability has a CVSS 3.1 score of 8.8 (High) , requiring user interaction but offering low attack complexity. No specific exploit code or remediation ste...

EUVD-2026-122141

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

CVE-2026-109494

A heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to achieve remote code execution over a network. The vulnerability has a high severity score (8.8) and requires user interaction. While the specific root cause is not detailed in the provided documents, the iss...

EUVD-2026-122139

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

Microsoft Office Visio Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

Microsoft Office Visio Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

PT-2026-143423

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

PT-2026-143421

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

Microsoft Visio Graphical Editors Code Execution

The vulnerability of Microsoft Visio graphical editors in Microsoft Office packages and 365 Apps for Enterprise is related to buffer overflow in dynamic memory. Exploiting this vulnerability can allow an attacker to execute arbitrary code remotely...

Microsoft Visio Graphical Editors Code Execution

The vulnerability of Microsoft Visio graphical editors in Microsoft Office packages and 365 Apps for Enterprise is related to buffer overflow in dynamic memory. Exploiting this vulnerability can allow an attacker to execute arbitrary code remotely...

Microsoft Visio Graphical Editors Code Execution

The vulnerability of Microsoft Visio graphical editors in Microsoft Office packages and 365 Apps for Enterprise is related to buffer overflow in dynamic memory. Exploiting this vulnerability can allow an attacker to execute arbitrary code remotely...

Security Updates for Microsoft Visio Products C2R (October 2026)

The Microsoft Visio Products are missing security updates. It is, therefore, affected by multiple vulnerabilities: - Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network. CVE-2026-102855, CVE-2026-102856, CVE-2026-102857 Note that...

CVE-2026-102855

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

CVE-2026-102857

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

CVE-2026-102856

Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to execute code over a network...

CVE-2026-102856

A heap-based buffer overflow exists in Microsoft Office Visio that allows an unauthorized attacker to execute code over a network. This vulnerability involves a CWE-122 heap-based buffer overflow and a CWE-190 integer overflow or wraparound. Exploitation would allow an attacker to execute arbitra...

CVE-2026-102857

A heap-based buffer overflow exists in Microsoft Office Visio , which could allow an unauthorized attacker to execute code over a network . This vulnerability is associated with CWE-122 (Heap-based Buffer Overflow) and CWE-193 (Off-by-one Error). While the documents confirm the vulnerability's pr...

CVE-2026-102855

A Heap-based buffer overflow in Microsoft Office Visio allows an unauthorized attacker to achieve remote code execution over a network. This vulnerability has a CVSS base score of 8.8 . While the documents do not provide specific details on the vulnerable component or file, Microsoft has released...