{
  "fix": "squidclient 3.5.27-1ubuntu1.11",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-squidclient-3.5.27-1ubuntu1.11",
  "summary": "squidclient 3.5.27-1ubuntu1.11, released May 28, 2021, fixes 6 CVEs in squidclient. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "squidclient 3.5.27-1ubuntu1.11 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2021-05-28T05:15:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-28651, high severity",
  "supported": false,
  "cveCount": 6,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.95333,
  "maxCvss": 7.4,
  "appliesTo": [
    {
      "product": "squidclient",
      "productUrl": "https://patchblox.com/security/product/linux/squidclient",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.5.27-1ubuntu1.11",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-28651",
      "url": "https://patchblox.com/security/cve/CVE-2021-28651",
      "title": "squid: An issue was discovered in Squid before 4.15 and 5.x before 5.0.6",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.4,
      "epss": 0.0745,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "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
    },
    {
      "cveId": "CVE-2021-28652",
      "url": "https://patchblox.com/security/cve/CVE-2021-28652",
      "title": "squid: An issue was discovered in Squid before 4.15 and 5.x before 5.0.6",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 6.8,
      "epss": 0.04341,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T07:45:43Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}