The Microsoft OneNote Products are missing a security update. It is, therefore, affected by a use after free vulnerability in Microsoft Office OneNote that allows an authorized attacker to elevate privileges locally.
(CVE-2026-96997)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of Microsoft Office for Mac installed on the remote host is affected by multiple vulnerabilities as referenced in the october-14-2026 advisory.

  - Use after free in Microsoft Office PowerPoint allows an unauthorized attacker to execute code over a     network. (CVE-2026-70215, CVE-2026-88144, CVE-2026-88178)

  - Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code over     a network. (CVE-2026-100210, CVE-2026-77902, CVE-2026-88145, CVE-2026-97003, CVE-2026-97004,     CVE-2026-97007, CVE-2026-97741, CVE-2026-97748, CVE-2026-97751, CVE-2026-97753, CVE-2026-97754,     CVE-2026-97756, CVE-2026-97757, CVE-2026-97758, CVE-2026-97763, CVE-2026-97765, CVE-2026-97766,     CVE-2026-97768, CVE-2026-97769, CVE-2026-97773, CVE-2026-97776, CVE-2026-97777, CVE-2026-97780)

  - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
    (CVE-2026-100209, CVE-2026-100211, CVE-2026-100212, CVE-2026-97010, CVE-2026-97017, CVE-2026-97738,     CVE-2026-97745, CVE-2026-97747, CVE-2026-97752, CVE-2026-97759, CVE-2026-97771, CVE-2026-97775)

  - Heap-based buffer overflow in Microsoft Office OneNote allows an unauthorized attacker to execute code     over a network. (CVE-2026-102858)

  - Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code     over a network. (CVE-2026-105599, CVE-2026-88207)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	名稱	產品	系列	已發布	已更新	嚴重性
365619	Security Updates for Microsoft OneNote Products C2R (October 2026)	Nessus	Windows	2026/10/14	2026/10/16	high
365982	Security Updates for Microsoft Office Products (October 2026) (macOS)	Nessus	MacOS X Local Security Checks	2026/10/14	2026/10/16	critical

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high

critical