{
  "fix": "RHSA-2026:93583",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2026-93583",
  "summary": "RHSA-2026:93583, released September 3, 2026, fixes 6 CVEs in libsoup3 (version 3.6.5-3.el10_0.19). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "libsoup3 security update",
  "released": "2026-09-03T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-102559, high severity",
  "supported": true,
  "cveCount": 6,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00625,
  "maxCvss": 8.6,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2026:93583",
  "appliesTo": [
    {
      "product": "libsoup3",
      "productUrl": "https://patchblox.com/security/product/linux/libsoup3",
      "release": "RHEL 10",
      "fixedVersion": "3.6.5-3.el10_0.19",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-102559",
      "url": "https://patchblox.com/security/cve/CVE-2026-102559",
      "title": "Libsoup: libsoup: heap buffer overflow during websocket client-frame masking",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00625,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-102558",
      "url": "https://patchblox.com/security/cve/CVE-2026-102558",
      "title": "Libsoup: libsoup: heap buffer overflow during websocket receive-buffer growth",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00596,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-102560",
      "url": "https://patchblox.com/security/cve/CVE-2026-102560",
      "title": "Libsoup: libsoup: heap buffer overflow during outgoing permessage-deflate buffer growth",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00521,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-102555",
      "url": "https://patchblox.com/security/cve/CVE-2026-102555",
      "title": "Libsoup: libsoup: heap buffer overflow via uninitialized length in data-uri base64 decoding",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00479,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-102556",
      "url": "https://patchblox.com/security/cve/CVE-2026-102556",
      "title": "Libsoup: libsoup: heap buffer overflow from websocket pong signal type confusion",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00467,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-102557",
      "url": "https://patchblox.com/security/cve/CVE-2026-102557",
      "title": "Libsoup: libsoup: heap buffer overflow during websocket message reassembly",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.6,
      "epss": 0.00467,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}