{
  "fix": "libmysqlclient21 8.0.23-1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-libmysqlclient21-8.0.23-1",
  "summary": "libmysqlclient21 8.0.23-1, released January 16, 2026, fixes 24 CVEs in libmysqlclient21. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libmysqlclient21 8.0.23-1 for Ubuntu 24.10 (oracular)",
  "released": "2026-01-16T01:42:22Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 24 CVEs, none high severity",
  "supported": false,
  "cveCount": 24,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.10012,
  "maxCvss": 6.8,
  "appliesTo": [
    {
      "product": "libmysqlclient21",
      "productUrl": "https://patchblox.com/security/product/linux/libmysqlclient21",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "8.0.23-1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-2021",
      "url": "https://patchblox.com/security/cve/CVE-2021-2021",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.10012,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2011",
      "url": "https://patchblox.com/security/cve/CVE-2021-2011",
      "title": "mysql-server: Vulnerability in the MySQL Client product of Oracle MySQL (component: CAPI)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.9,
      "epss": 0.0309,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2002",
      "url": "https://patchblox.com/security/cve/CVE-2021-2002",
      "title": "mysql-server-8.0: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Replication)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02372,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2046",
      "url": "https://patchblox.com/security/cve/CVE-2021-2046",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Stored Procedure)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.8,
      "epss": 0.02336,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2031",
      "url": "https://patchblox.com/security/cve/CVE-2021-2031",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02336,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2024",
      "url": "https://patchblox.com/security/cve/CVE-2021-2024",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.02267,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2036",
      "url": "https://patchblox.com/security/cve/CVE-2021-2036",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2058",
      "url": "https://patchblox.com/security/cve/CVE-2021-2058",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Locking)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2060",
      "url": "https://patchblox.com/security/cve/CVE-2021-2060",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2065",
      "url": "https://patchblox.com/security/cve/CVE-2021-2065",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2070",
      "url": "https://patchblox.com/security/cve/CVE-2021-2070",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2072",
      "url": "https://patchblox.com/security/cve/CVE-2021-2072",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Stored Procedure)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2076",
      "url": "https://patchblox.com/security/cve/CVE-2021-2076",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Optimizer)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2122",
      "url": "https://patchblox.com/security/cve/CVE-2021-2122",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DDL)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.02124,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2081",
      "url": "https://patchblox.com/security/cve/CVE-2021-2081",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Stored Procedure)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.9,
      "epss": 0.01852,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2022",
      "url": "https://patchblox.com/security/cve/CVE-2021-2022",
      "title": "mysql-router: Vulnerability in the MySQL Server product of Oracle MySQL (component:InnoDB)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.01782,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2048",
      "url": "https://patchblox.com/security/cve/CVE-2021-2048",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:InnoDB)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5,
      "epss": 0.01756,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2038",
      "url": "https://patchblox.com/security/cve/CVE-2021-2038",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: Components Services)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.01743,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2056",
      "url": "https://patchblox.com/security/cve/CVE-2021-2056",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DML)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.01743,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2061",
      "url": "https://patchblox.com/security/cve/CVE-2021-2061",
      "title": "mysql-client: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DDL)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.01735,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2032",
      "url": "https://patchblox.com/security/cve/CVE-2021-2032",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Information Schema)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.3,
      "epss": 0.01607,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2010",
      "url": "https://patchblox.com/security/cve/CVE-2021-2010",
      "title": "libmysqlclient21: Vulnerability in the MySQL Client product of Oracle MySQL (component: CAPI)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.2,
      "epss": 0.0143,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2087",
      "url": "https://patchblox.com/security/cve/CVE-2021-2087",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DML)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.00473,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-2088",
      "url": "https://patchblox.com/security/cve/CVE-2021-2088",
      "title": "libmysqlclient21: Vulnerability in the MySQL Server product of Oracle MySQL (component:Server: DML)",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.00473,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T01:51:14Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}