MongoDB BI Connector ODBC Driver Mem Leak via Proc Outp Meta
CVE-2026-19004 Published on August 12, 2026
MongoDB BI Connector ODBC Driver Memory-Safety Issue When Handling Stored Procedure Output Parameters
An application using the MongoDB BI Connector ODBC Driver may experience a memory-safety issue when processing output parameters from a stored procedure. Triggering this issue requires connecting to an untrusted or impersonated database server that returns crafted metadata. This may result in process termination, disclosure of process memory, or, under certain conditions, arbitrary code execution.
Vulnerability Analysis
CVE-2026-19004 is exploitable with network access. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Products Associated with CVE-2026-19004
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Affected Versions
MongoDB BI Connector ODBC Driver:- Version 1.0.0 and below 1.4.9 is affected.