PT-2026-58570

Name of the Vulnerable Software and Affected Versions Microsoft Office Word affected versions not specified Description A heap-based buffer overflow exists in Microsoft Office Word, which could allow an unauthorized attacker to execute code locally. This issue can be triggered via the Preview Pan...

PT-2026-58608

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description An out-of-bounds read allows an unauthorized attacker to disclose sensitive information locally and affect the system. An out-of-bounds read occurs when the software reads data past...

PT-2026-58548

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 execute code locally when a user opens a malicious file. Recommendations Apply...

PT-2026-58575

Name of the Vulnerable Software and Affected Versions Microsoft Office Word affected versions not specified Description A double free issue exists in Microsoft Office Word, which allows an unauthorized attacker to execute code locally. This occurs when a victim opens a specially crafted file,...

PT-2026-58584

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A stack-based buffer overflow exists in Microsoft Office Excel, which could allow an unauthorized attacker to execute code locally. This issue can be triggered when a user open...

PT-2026-58576

Name of the Vulnerable Software and Affected Versions Microsoft Office OneNote affected versions not specified Description A heap-based buffer overflow occurs in Microsoft Office OneNote, which could allow an unauthorized attacker to execute code locally. A heap-based buffer overflow is a memory...

PT-2026-58549

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description An out-of-bounds read allows an unauthorized attacker to execute code locally. This issue requires local access to the system to run code through the application. Recommendations At...

PT-2026-58563

Name of the Vulnerable Software and Affected Versions Microsoft Office PowerPoint 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 unauthoriz...

PT-2026-58557

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 allows an unauthorized attacker to execute code locally. This issue can be triggered when a user opens a...

PT-2026-58610

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description An out-of-bounds read allows an unauthorized attacker to locally disclose sensitive information, which can affect the system. Recommendations At the moment, there is no information...

PT-2026-58296

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description A use after free issue exists that allows an unauthorized attacker to execute arbitrary code locally or remotely, potentially affecting the entire system. Use after free is a memory...

PT-2026-58443

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description A use after free issue exists in Microsoft Office, which could allow an unauthorized attacker to execute code locally. This occurs when a user opens a specially crafted file locally ...

Security Updates for Microsoft Office Online Server (July 2026)

The Microsoft Office Online Server or Office Web Apps installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. CVE-2026-47642,...

PT-2026-58523

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description A use after free condition exists in Microsoft Office, which allows an unauthorized attacker to execute arbitrary code locally or remotely, potentially affecting the entire system. U...

PT-2026-58488

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Description An out-of-bounds read allows an unauthorized attacker to locally disclose sensitive information, which can affect the system. Recommendations At the moment, there is no information...

PT-2026-58551

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Microsoft SharePoint affected versions not specified Description An out-of-bounds read issue exists that allows an unauthorized attacker with local access to disclose information locally,...

PT-2026-58544

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description An integer underflow wrap or wraparound occurs when an arithmetic operation results in a value smaller than the minimum representable value for the data type, causing it to wra...

PT-2026-58532

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

PT-2026-58534

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. A heap-based buffer overflow occurs...

PT-2026-58528

Name of the Vulnerable Software and Affected Versions Microsoft Office affected versions not specified Microsoft SharePoint affected versions not specified Description An out-of-bounds read issue exists that allows an unauthorized attacker to disclose local memory information. An out-of-bounds re...