{
  "fix": "RLSA-2026:33540",
  "url": "https://patchblox.com/security/fix/linux/rlsa-2026-33540",
  "summary": "RLSA-2026:33540, released July 5, 2026, fixes 3 CVEs in ruby4.0 (version 0:4.0.3-35.el10_2). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "ruby4.0 security update",
  "released": "2026-07-05T12:05:09Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-42258, high severity",
  "supported": true,
  "cveCount": 3,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00783,
  "maxCvss": 7.4,
  "vendorAdvisory": "https://errata.rockylinux.org/RLSA-2026:33540",
  "appliesTo": [
    {
      "product": "ruby4.0",
      "productUrl": "https://patchblox.com/security/product/linux/ruby4.0",
      "release": "rocky 10",
      "fixedVersion": "0:4.0.3-35.el10_2",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-42258",
      "url": "https://patchblox.com/security/cve/CVE-2026-42258",
      "title": "net-imap: Command Injection via unvalidated Symbol inputs",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 7.4,
      "epss": 0.00783,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42245",
      "url": "https://patchblox.com/security/cve/CVE-2026-42245",
      "title": "ruby4.0: Net::IMAP implements Internet Message Access Protocol (IMAP) client functionality in Ruby",
      "priority": "High",
      "severity": "moderate",
      "cvss": 7.4,
      "epss": 0.0041,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-42246",
      "url": "https://patchblox.com/security/cve/CVE-2026-42246",
      "title": "net-imap vulnerable to STARTTLS stripping via invalid response timing",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.4,
      "epss": 0.00312,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}