How severe is CVE-2026-19004?

CVE-2026-19004 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-19004 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-19004?

CVE-2026-19004 affects Mongodb Bi Connector Odbc Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-19004?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-19004 published?

CVE-2026-19004 was published on 2026-08-12 and last updated on 2026-09-11.

CVE-2026-19004

CVE-2026-19004 is a high-severity vulnerability in Mongodb Bi Connector Odbc Driver with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v4: 8.8
EPSS exploit prediction: 0% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-122
Affected product: Mongodb Bi Connector Odbc Driver
Published: 2026-08-12
Last modified: 2026-09-11

Description

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.

Frequently asked questions

What is CVE-2026-19004?: 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.
How severe is CVE-2026-19004?: CVE-2026-19004 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-19004 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-19004?: CVE-2026-19004 affects Mongodb Bi Connector Odbc Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-19004?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-19004 published?: CVE-2026-19004 was published on 2026-08-12 and last updated on 2026-09-11.

References

https://github.com/mongodb/mongo-bi-connector-odbc-driver/releases/tag/v1.4.9

Affected products (1)

cpe:2.3:a:mongodb:bi_connector_odbc_driver:*:*:*:*:*:*:*:*

More vulnerabilities in Mongodb Bi Connector Odbc Driver

CVE-2026-19001 — Critical (CVSS 9.8): The MongoDB BI Connector ODBC Driver may write outside the bounds of a fixed-size buffer when an application supplies…
CVE-2026-81532 — High (CVSS 8.8): A user able to submit SQL through an application using the MongoDB Connector for BI ODBC driver can supply a…
CVE-2026-19002 — High (CVSS 8.1): A missing bounds check when parsing stored procedure parameter metadata in the MongoDB BI Connector ODBC Driver can…
CVE-2026-19003 — High (CVSS 7.8): A data source definition containing an over-length file path setting may cause the MongoDB BI Connector ODBC Driver…
CVE-2026-81533 — High (CVSS 7.1): An application using the MongoDB BI Connector ODBC Driver may encounter a memory-safety issue when a submitted SQL…
CVE-2026-18888 — Medium (CVSS 6.5): The MongoDB BI Connector ODBC Driver converts floating point column values into text without checking that the result…

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