{
  "fix": "mysql-client 8.0.33-0ubuntu1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-mysql-client-8.0.33-0ubuntu1",
  "summary": "mysql-client 8.0.33-0ubuntu1, released January 16, 2026, fixes 21 CVEs in mysql-client. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "mysql-client 8.0.33-0ubuntu1 for Ubuntu 24.10 (oracular)",
  "released": "2026-01-16T01:42:23Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2023-21946, high severity",
  "supported": false,
  "cveCount": 21,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01501,
  "maxCvss": 7.5,
  "appliesTo": [
    {
      "product": "mysql-client",
      "productUrl": "https://patchblox.com/security/product/linux/mysql-client",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "8.0.33-0ubuntu1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-21946",
      "url": "https://patchblox.com/security/cve/CVE-2023-21946",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01501,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21920",
      "url": "https://patchblox.com/security/cve/CVE-2023-21920",
      "title": "mysql-testsuite: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01468,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21919",
      "url": "https://patchblox.com/security/cve/CVE-2023-21919",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DDL)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01456,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21953",
      "url": "https://patchblox.com/security/cve/CVE-2023-21953",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Partition)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01456,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21933",
      "url": "https://patchblox.com/security/cve/CVE-2023-21933",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DDL)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.014,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21945",
      "url": "https://patchblox.com/security/cve/CVE-2023-21945",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.014,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21935",
      "url": "https://patchblox.com/security/cve/CVE-2023-21935",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01388,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21955",
      "url": "https://patchblox.com/security/cve/CVE-2023-21955",
      "title": "mysql-testsuite: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Partition)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01388,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21962",
      "url": "https://patchblox.com/security/cve/CVE-2023-21962",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Components Services)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01388,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21911",
      "url": "https://patchblox.com/security/cve/CVE-2023-21911",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:InnoDB)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01372,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21947",
      "url": "https://patchblox.com/security/cve/CVE-2023-21947",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Components Services)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01368,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21940",
      "url": "https://patchblox.com/security/cve/CVE-2023-21940",
      "title": "mysql-server-core-8.0: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Components Services)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01294,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21929",
      "url": "https://patchblox.com/security/cve/CVE-2023-21929",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DDL)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01283,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21972",
      "url": "https://patchblox.com/security/cve/CVE-2023-21972",
      "title": "mysql-testsuite: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DML)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01144,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21976",
      "url": "https://patchblox.com/security/cve/CVE-2023-21976",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01144,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21977",
      "url": "https://patchblox.com/security/cve/CVE-2023-21977",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01128,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21982",
      "url": "https://patchblox.com/security/cve/CVE-2023-21982",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01128,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21966",
      "url": "https://patchblox.com/security/cve/CVE-2023-21966",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: JSON)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01125,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-22104",
      "url": "https://patchblox.com/security/cve/CVE-2023-22104",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:InnoDB)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01088,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-22007",
      "url": "https://patchblox.com/security/cve/CVE-2023-22007",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Replication)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01067,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-21980",
      "url": "https://patchblox.com/security/cve/CVE-2023-21980",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Client programs)",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.00826,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T13:55:20Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}