CVE-2026-105714: Microsoft Office Access Remote Code Execution Vulnerability
Published Oct 13, 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
11 affected componentsFixes available
Microsoft Microsoft Office Access
Microsoft 365 Apps
Microsoft 365 Apps
Microsoft Office 2021
Microsoft Office 2021
Microsoft Office 2024
Microsoft Office 2024
Microsoft Office LTSC 2021<16.0.14334.20974
16.0.14334.20974
Microsoft Office LTSC 2024<16.0.17932.21056
16.0.17932.21056
Microsoft Office LTSC 2021<16.0.14334.20974
16.0.14334.20974
Microsoft Office LTSC 2024<16.0.17932.21056
16.0.17932.21056
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.17932.21056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20974
Event History
Oct 13, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·06:59 PM
Data Sourced
via MITRE·06:59 PM
DescriptionSeverity
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
Does an attacker need an account or prior privileges to exploit this issue?
No. The vulnerability is rated PR:N, indicating that no prior privileges are required.
2
Is user interaction required for exploitation?
Yes. The CVSS vector includes UI:R, so exploitation requires user interaction; the specific interaction is not provided.
3
Does exploitation require local access to the affected system?
No. The CVSS vector is AV:N, indicating the issue can be exploited over a network. The attack complexity is rated High (AC:H).