Bug 2519277 (CVE-2026-71084)

Summary:	CVE-2026-71084 mysql-connector-odbc: MySQL Connector/ODBC: Denial of Service via unauthenticated local access
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	rhel-process-autobot, watson-tool-maintainers
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Doc Text:	A flaw was found in mysql-connector-odbc. An unauthenticated attacker with local logon access to the infrastructure where MySQL Connectors executes can exploit this vulnerability. This can lead to a complete denial of service (DoS) by causing the component to crash repeatedly. Additionally, the attacker may gain unauthorized read access to a subset of data accessible by MySQL Connectors.	Story Points:	---
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2536020
Bug Blocks:

Description OSIDB Bzimport 2026-08-18 22:21:50 UTC

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).