Stack-Based Buffer Overflow in Microsoft Office Access
CVE-2026-69614

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft 365 Apps For Enterprise
Microsoft Access 2016
Microsoft Access 2016 (32-bit Edition)
Microsoft Office 2019
Vendor
CVE Published:
8 September 2026

What is CVE-2026-69614?

A stack-based buffer overflow vulnerability in Microsoft Office Access permits an unauthorized attacker to execute arbitrary code remotely. This can occur when manipulated data is sent over the network, potentially leading to unauthorized access and control of affected systems. It is crucial for users to apply the latest security updates to mitigate risks associated with this vulnerability.

Affected Version(s)

Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1 < 16.0.20326.20138

Microsoft Access 2016 (32-bit edition) 16.0.0 < 16.0.5569.1002

Microsoft Access 2016 x64-based Systems 16.0.0 < 16.0.5569.1002

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.