Oracle MySQL Connectors 26.7.0 Connector-ODBC information disclosure

Summaryinfo

A vulnerability labeled as problematic has been found in Oracle MySQL Connectors 26.7.0. The impacted element is an unknown function of the component Connector-ODBC. Such manipulation leads to information disclosure. This vulnerability is traded as CVE-2026-71084. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability was found in Oracle MySQL Connectors 26.7.0 and classified as problematic. Affected by this issue is an unknown part of the component Connector-ODBC. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with logon to the infrastructure where MySQL Connectors executes to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors and unauthorized read access to a subset of MySQL Connectors accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H).

The advisory is available at oracle.com. This vulnerability is handled as CVE-2026-71084 since 08/05/2026. The exploitation is known to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/19/2026). This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-2903). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

• Oracle MySQL

Productinfo

Type

• Database Software

Vendor

• Oracle

Name

• MySQL Connectors

Version

• 26.7.0

License

• commercial

Website

• Vendor: https://www.oracle.com

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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