The vulnerability of Microsoft Office packages and 365 Apps for Enterprise lies in the use of memory after it is freed, allowing an attacker to execute arbitrary code.

The vulnerability of Microsoft Office packages and 365 Apps for Enterprise lies in the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

Security Updates for Microsoft Office Products C2R (July 2026)

The Microsoft Office Products are missing security updates. It is, therefore, affected by multiple vulnerabilities: - Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally. CVE-2026-55045 - Use after free in Microsoft Office allows an unauthorized attacker...

CVE-2026-56195

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

CVE-2026-56192

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

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-2026-55139

Out-of-bounds read in Microsoft Office 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-2026-55133

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

CVE-2026-55140

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

CVE-2026-55129

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code 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-2026-55120

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

CVE-2026-55121

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

CVE-2026-55052

Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network...

CVE-2026-55054

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

CVE-2026-55057

Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally...

CVE-2026-55056

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