What’s Vulnerable › Vulnerabilities

CVE-2023-36769: Microsoft OneNote Spoofing Vulnerability

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-11-06 · updated 2026-08-10
• Weakness: CWE-290

Description

Microsoft OneNote Spoofing Vulnerability

Affected products

• Microsoft OneNote for Android: 2013-sp1, 2016, 2019, 2021
• Microsoft Office LTSC 2021: from 16.0.1 before https://aka.ms/OfficeSecurityReleases — fixed in https://aka.ms/OfficeSecurityReleases
• Microsoft OneNote 2013: from 15.0.0 before 15.0.5579.1000 — fixed in 15.0.5579.1000
• Microsoft OneNote 2013 Service Pack 1: from 15.0.0 before 15.0.5579.1000 — fixed in 15.0.5579.1000
• Microsoft OneNote 2016: from 16.0.0 before 16.0.5408.1000 — fixed in 16.0.5408.1000
• Microsoft Office: from 19.0.0 before https://aka.ms/OfficeSecurityReleases — fixed in https://aka.ms/OfficeSecurityReleases

How to fix

Upgrade to a fixed version: Microsoft Office LTSC 2021 https://aka.ms/OfficeSecurityReleases; Microsoft OneNote 2013 15.0.5579.1000; Microsoft OneNote 2013 Service Pack 1 15.0.5579.1000; Microsoft OneNote 2016 16.0.5408.1000; Microsoft Office https://aka.ms/OfficeSecurityReleases. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36769
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36769

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