CVE-2026-85839

Name of the Vulnerable Software and Affected Versions Microsoft WDAC OLE DB provider for SQL (affected versions not specified)

Description A heap-based buffer overflow exists in the Microsoft WDAC OLE DB provider for SQL. This flaw allows an unauthorized attacker to execute arbitrary code over a network. A heap-based buffer overflow occurs when a program writes more data to a heap memory block than it can hold, potentially corrupting memory and allowing for code execution.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.