{
  "fix": "squid-cgi 4.13-10ubuntu1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-squid-cgi-4.13-10ubuntu1",
  "summary": "squid-cgi 4.13-10ubuntu1, released January 16, 2026, fixes 4 CVEs in squid-cgi. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "squid-cgi 4.13-10ubuntu1 for Ubuntu 24.10 (oracular)",
  "released": "2026-01-16T01:42:22Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 4 CVEs, none high severity",
  "supported": false,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.95333,
  "maxCvss": 6.5,
  "appliesTo": [
    {
      "product": "squid-cgi",
      "productUrl": "https://patchblox.com/security/product/linux/squid-cgi",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "4.13-10ubuntu1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-31806",
      "url": "https://patchblox.com/security/cve/CVE-2021-31806",
      "title": "squid: An issue was discovered in Squid before 4.15 and 5.x before 5.0.6",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.95333,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-33620",
      "url": "https://patchblox.com/security/cve/CVE-2021-33620",
      "title": "squid: Squid before 4.15 and 5.x before 5.0.6 allows remote servers to cause adenial of service (affecting availability to a...",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.79583,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-31807",
      "url": "https://patchblox.com/security/cve/CVE-2021-31807",
      "title": "squid-openssl: An issue was discovered in Squid before 4.15 and 5.x before 5.0.6",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.15559,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-31808",
      "url": "https://patchblox.com/security/cve/CVE-2021-31808",
      "title": "squid: An issue was discovered in Squid before 4.15 and 5.x before 5.0.6",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.05344,
      "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"
  }
}