{
  "cveId": "CVE-2026-15713",
  "url": "https://patchblox.com/security/cve/CVE-2026-15713",
  "summary": "CVE-2026-15713 is fixed in 11 products on 1 platform, first by FEDORA-2026-FCE2F41203, released September 5, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "Libsoup: soupcache: libsoup: http/2 frame window exhaustion remote denial of service via memory leak",
  "description": "This update for libsoup fixes the following issues:\n\n- CVE-2026-15713: SoupCache: libsoup: HTTP/2 frame window exhaustion remote denial of service via memory leak\n  (bsc#1271448).\n- CVE-2026-102555: Heap buffer overflow via uninitialized length in data-URI base64 decoding (bsc#1283299).\n- CVE-2026-102556: Heap buffer overflow from WebSocket Pong signal type confusion (bsc#1283300).\n- CVE-2026-102557: Heap buffer overflow during WebSocket message reassembly (bsc#1283301).\n- CVE-2026-102558: Heap buffer overflow during WebSocket receive-buffer growth (bsc#1283302).\n- CVE-2026-102559: Heap buffer overflow during WebSocket client-frame masking (bsc#1283303).\n- CVE-2026-102560: Heap buffer overflow during outgoing permessage-deflate buffer growth (bsc#1283304).",
  "published": "2026-07-17T01:01:38Z",
  "severity": "Moderate",
  "cvss": 5.9,
  "cwe": "Missing Release of Resource after Effective Lifetime",
  "epss": 0.00349,
  "epssPercentile": 0.28723,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-15713",
  "fixes": [
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "3.6.6-160000.5.1",
      "fix": "OPENSUSE-SU-2026:22181-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-22181-1",
      "released": "2026-11-07T00:47:19Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "sles 15.6",
      "fixedVersion": "3.4.4-150600.3.59.1",
      "fix": "SUSE-SU-2026:4631-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4631-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "sles 15.7",
      "fixedVersion": "3.4.4-150600.3.59.1",
      "fix": "SUSE-SU-2026:4631-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4631-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "sles 16.0",
      "fixedVersion": "3.6.6-160000.5.1",
      "fix": "SUSE-SU-2026:24470-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-24470-1",
      "released": "2026-11-07T00:44:01Z"
    },
    {
      "platform": "linux",
      "product": "libsoup2",
      "release": "sles 15.6",
      "fixedVersion": "2.74.3-150600.4.42.1",
      "fix": "SUSE-SU-2026:4703-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4703-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "libsoup2",
      "release": "sles 15.7",
      "fixedVersion": "2.74.3-150600.4.42.1",
      "fix": "SUSE-SU-2026:4703-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-4703-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3",
      "release": "amzn 2023",
      "fixedVersion": "3.7.2-1.amzn2023",
      "fix": "ALAS2023-2026-3144",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3144",
      "released": "2026-09-28T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "3.7.2-1.amzn2023",
      "fix": "ALAS2023-2026-3144",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3144",
      "released": "2026-09-28T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-debugsource",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "3.7.2-1.amzn2023",
      "fix": "ALAS2023-2026-3144",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3144",
      "released": "2026-09-28T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-devel",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-devel",
      "release": "amzn 2023",
      "fixedVersion": "3.7.2-1.amzn2023",
      "fix": "ALAS2023-2026-3144",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3144",
      "released": "2026-09-28T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-doc",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-doc",
      "release": "amzn 2023",
      "fixedVersion": "3.7.2-1.amzn2023",
      "fix": "ALAS2023-2026-3144",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-3144",
      "released": "2026-09-28T09:00:00Z"
    },
    {
      "platform": "linux",
      "product": "mingw32-libsoup3",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "mingw32-libsoup3-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "mingw64-libsoup3",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    },
    {
      "platform": "linux",
      "product": "mingw64-libsoup3-debuginfo",
      "release": "Fedora 43",
      "fixedVersion": "3.6.6-5.fc43",
      "fix": "FEDORA-2026-FCE2F41203",
      "url": "https://patchblox.com/security/fix/linux/fedora-2026-fce2f41203",
      "released": "2026-09-05T20:54:41Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T07:50:38Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}