CVE-2026-42832
HighSummary
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
Risk Assessment
An attacker could exploit this vulnerability to carry out spoofing attacks, potentially leading to a loss of trust in the system and data.
Recommendation
It is recommended to update Microsoft Office to the latest version to patch this vulnerability and implement additional access control measures.
Other vulnerabilities in Microsoft Office
See all- CVE-2026-42831High
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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A use after free vulnerability in Microsoft Office allows an authorized attacker to locally elevate privileges.
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Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
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Integer overflow or wraparound in Microsoft Office allows an authorized attacker to elevate privileges locally.
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Microsoft Office has a vulnerability related to resource access using an incompatible type ('type confusion'), allowing an unauthorized attacker to execute code locally.
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Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2026-20952High
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
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An untrusted search path vulnerability in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2025-62557High
A use after free vulnerability in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2025-62554High
A vulnerability in Microsoft Office related to access of resource using incompatible type ('type confusion') allows an unauthorized attacker to execute code locally.
Original NVD description (English source)
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.