Oracle MySQL Server security vulnerabilities

Oracle MySQL Server is a relational database management system developed by Oracle Corporation. Vulnerabilities exist in versions 8.0.0 to 8.0.45, 8.4.0 to 8.4.8, and 9.0.0 to 9.6.0 of Oracle MySQL Server. These vulnerabilities are due to issues with the Server: Information Schema component, whic...

PT-2026-34151

Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Partition. Supported versions that are affected are 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks ...

MySQL -- Multiple vulnerabilities

Oracle reports: See linked CVE's for details...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the Optimizer component. An attacker can cause the server to hang or crash repeatedly by sending specially crafted requests over the network. Remediation Upgrade libmysqlclient to...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling through the InnoDB component. An attacker can cause the server to hang or crash repeatedly by sending crafted requests over the network with high privileges. Remediation Upgrade...

PT-2026-34078

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 MySQL Server versions 8.4.0 through 8.4.8 MySQL Server versions 9.0.0 through 9.6.0 Description An issue exists in the Server: Optimizer component of MySQL Server. A low privileged attacker with netwo...

PT-2026-34127

Name of the Vulnerable Software and Affected Versions Oracle MySQL Server versions 8.0.0 through 8.0.45 Oracle MySQL Server versions 8.4.0 through 8.4.8 Oracle MySQL Server versions 9.0.0 through 9.6.0 Description An issue exists in the Server: Optimizer component of MySQL Server. A low privilege...

PT-2026-34153

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 MySQL Server versions 8.4.0 through 8.4.8 MySQL Server versions 9.0.0 through 9.6.0 Description An issue exists in the InnoDB component of MySQL Server. A high-privileged attacker with network access...

PT-2026-34070

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 MySQL Server versions 8.4.0 through 8.4.8 MySQL Server versions 9.0.0 through 9.6.0 Description An issue exists in the Information Schema component of MySQL Server. A high privileged attacker with...

PT-2026-34091

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 Description An issue exists in the Server: Optimizer component of Oracle MySQL. A high-privileged attacker with network access via multiple protocols can exploit this flaw to cause a hang or frequentl...

PT-2026-34102

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 Description An issue in the Server: Optimizer component of Oracle MySQL allows a high privileged attacker with network access via multiple protocols to compromise the server. Successful exploitation c...

PT-2026-34085

Name of the Vulnerable Software and Affected Versions MySQL Server versions 8.0.0 through 8.0.45 MySQL Server versions 8.4.0 through 8.4.8 MySQL Server versions 9.0.0 through 9.6.0 Description An issue exists in the Server: Optimizer component of MySQL Server. A low privileged attacker with netwo...

CVE-2026-35238: Improper Access Control

Vulnerability in the MySQL Server product of Oracle MySQL component: InnoDB. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server...

CVE-2026-35236: Improper Access Control

Vulnerability in the MySQL Server product of Oracle MySQL component: InnoDB. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server...

CVE-2026-34319: Observable Response Discrepancy

Vulnerability in the MySQL Shell product of Oracle MySQL component: Shell: Core Client. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where MySQL Shell executes t...

CVE-2026-34318: Exposure of Sensitive Information to an Unauthorized Actor

Vulnerability in the MySQL Shell product of Oracle MySQL component: Shell: Core Client. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise...

CVE-2026-34317: Improper Resource Shutdown or Release

Vulnerability in the MySQL Shell product of Oracle MySQL component: Shell: Core Client. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where MySQL Shell executes t...

CVE-2026-34303: Uncontrolled Resource Consumption

Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQ...

CVE-2026-34272: Uncontrolled Resource Consumption

Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks o...

CVE-2026-22009: Uncontrolled Resource Consumption

Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQ...