CVE-2026-69529: Microsoft Office Access Remote Code Execution Vulnerability

Published Sep 8, 2026
·
Updated

Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network.

Other sources

Microsoft Office Access Remote Code Execution Vulnerability

Microsoft

Affected Software

12 affected componentsFixes available
Microsoft Access 2016<16.0.5569.1002
16.0.5569.1002
Microsoft Office 2016<16.0.5569.1002
16.0.5569.1002
Microsoft Access 2016<16.0.5569.1002
16.0.5569.1002
Microsoft Office 2016<16.0.5569.1002
16.0.5569.1002
Microsoft Office LTSC 2024 for 32-bit editions<16.0.17932.20976
16.0.17932.20976
Microsoft Office LTSC 2024 for 64-bit editions<16.0.17932.20976
16.0.17932.20976
Microsoft Office LTSC 2021 for 64-bit editions<16.0.14334.20906
16.0.14334.20906
Microsoft 365 Apps for Enterprise<16.0.20326.20138
16.0.20326.20138
Microsoft Office LTSC 2021 for 32-bit editions<16.0.14334.20906
16.0.14334.20906
Microsoft Office 2019 for 64-bit editions<16.0.10417.20207
16.0.10417.20207
Microsoft 365 Apps for Enterprise<16.0.20326.20138
16.0.20326.20138
Microsoft Office 2019 for 32-bit editions<16.0.10417.20207
16.0.10417.20207

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 16.0.5569.1002Patch KB5002913
  2. Upgrade

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

    Fixed in 16.0.17932.20976
  3. Upgrade

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

    Fixed in 16.0.14334.20906
  4. Upgrade

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

    Fixed in 16.0.20326.20138
  5. Upgrade

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

    Fixed in 16.0.10417.20207

Event History

Sep 8, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
DescriptionSeverity
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:13 PM
Data Sourced
via MITRE·05:13 PM
DescriptionSeverity

Frequently Asked Questions

1

Which deployments are identified as affected?

The affected software list includes Microsoft Access 2016, Microsoft Office 2016, Microsoft 365 Apps for Enterprise, Microsoft Office 2019 for 64-bit editions, and Microsoft Office LTSC 2021 and 2024 for both listed 32-bit and 64-bit editions.

2

Does exploitation require attacker authentication or user interaction?

The supplied CVSS vector indicates that the attack can be performed over the network with low attack complexity and requires no attacker privileges. It also indicates that user interaction is required.

Contact

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