CVE-2025-29822: Microsoft OneNote Security Feature Bypass Vulnerability

Published Apr 8, 2025
·
Updated

Incomplete list of disallowed inputs in Microsoft Office OneNote allows an unauthorized attacker to bypass a security feature locally.

Other sources

Microsoft OneNote Security Feature Bypass Vulnerability

Microsoft

Affected Software

23 affected componentsFixes available
Microsoft Office=2019
Microsoft Office=2019
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel=2021
Microsoft Office Long Term Servicing Channel Macos=2021
Microsoft Office Long Term Servicing Channel=2024
Microsoft Office Long Term Servicing Channel=2024
Microsoft Office Long Term Servicing Channel Macos=2024
Microsoft Onenote Macos
Microsoft OneNote=2016
Microsoft Office LTSC for Mac 2021<16.96.25041326
16.96.25041326
Microsoft Office LTSC 2024 for 64-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft OneNote for Mac<16.96.25033028
16.96.25033028
Microsoft Office LTSC 2024 for 32-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC 2021 for 32-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office 2019 for 64-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC 2021 for 64-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft Office LTSC for Mac 2024<16.96.25041326
16.96.25041326
Microsoft OneNote 2016<16.0.5495.1001
16.0.5495.1001
Microsoft Office 2019 for 32-bit editions<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft 365 Apps for Enterprise<https://aka.ms/OfficeSecurityReleases
https://aka.ms/OfficeSecurityReleases
Microsoft OneNote 2016<16.0.5495.1001
16.0.5495.1001

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.96.25041326
  2. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in https://aka.ms/OfficeSecurityReleases
  3. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.96.25033028
  4. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.5495.1001Patch KB5002622

Event History

Apr 8, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
Description
CVE Published
via MITRE·05:23 PM
Data Sourced
via MITRE·05:23 PM
DescriptionSeverity
Data Sourced
via NVD·06:16 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-29822?

CVE-2025-29822 has been classified with a medium severity rating due to the potential for unauthorized access.

2

How do I fix CVE-2025-29822?

To fix CVE-2025-29822, install the latest security updates provided by Microsoft for affected products.

3

Which products are affected by CVE-2025-29822?

CVE-2025-29822 affects various Microsoft Office products including OneNote and Office LTSC versions.

4

Is local access required to exploit CVE-2025-29822?

Yes, an attacker needs local access to exploit CVE-2025-29822 as it involves bypassing a security feature.

5

Can CVE-2025-29822 affect Mac users?

Yes, CVE-2025-29822 affects Mac users running specific versions of Microsoft OneNote and Office applications.

Contact

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