Remote Code Execution Vulnerability in Microsoft Dataverse
CVE-2026-88131

9.8CRITICAL

Key Information:

Vendor

Microsoft
Status
Microsoft Dataverse
Vendor
CVE Published:
8 October 2026

What is CVE-2026-88131?

A vulnerability in Microsoft Dataverse allows attackers to exploit deserialization of untrusted data, potentially leading to unauthorized code execution over a network. This issue can enable malicious actors to manipulate functionality, leading to significant impacts on the integrity of the system and data privacy.

Affected Version(s)

Microsoft Dataverse -

References

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

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.