{
  "cveId": "CVE-2025-14523",
  "url": "https://patchblox.com/security/cve/CVE-2025-14523",
  "summary": "CVE-2025-14523 is fixed in 14 products on 1 platform, first by RHSA-2026:0836, released December 11, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "Libsoup: libsoup: duplicate host header handling causes host-parsing discrepancy (first- vs last-value wins)",
  "description": "This update for libsoup fixes the following issues:\n\n- CVE-2026-0716: Fixed out-of-bounds read for websocket (bsc#1256418)\n- CVE-2026-0719: Fixed overflow for password md4sum (bsc#1256399)\n- CVE-2025-14523: Reject duplicated Host in headers and followed upstream update (bsc#1254876).",
  "published": "2025-12-11T00:00:00Z",
  "severity": "Important",
  "cvss": 8.2,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N",
  "cwe": "Inconsistent Interpretation of HTTP Requests (\u0026#39;HTTP Request/Response Smuggling\u0026#39;)",
  "epss": 0.00544,
  "epssPercentile": 0.45874,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-14523",
  "fixes": [
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "RHEL 8",
      "fixedVersion": "0:2.62.3-11.el8_10",
      "fix": "RHSA-2026:0421",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-0421",
      "released": "2026-01-16T01:45:34Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "RHEL 9",
      "fixedVersion": "0:2.72.0-12.el9_7.3",
      "fix": "RHSA-2026:0422",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-0422",
      "released": "2026-01-16T01:46:58Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "almalinux 8",
      "fixedVersion": "2.62.3-11.el8_10",
      "fix": "ALSA-2026:0421",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-0421",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "almalinux 9",
      "fixedVersion": "2.72.0-12.el9_7.3",
      "fix": "ALSA-2026:0422",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-0422",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "amzn 2023",
      "fixedVersion": "2.72.0-6.amzn2023.0.10",
      "fix": "ALAS2023-2026-1391",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1391",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "ol 8",
      "fixedVersion": "0:2.62.3-11.el8_10",
      "fix": "ELSA-2026-0421",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0421",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "ol 9",
      "fixedVersion": "0:2.72.0-12.el9_7.3",
      "fix": "ELSA-2026-0422",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0422",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "3.4.4-150600.3.28.1",
      "fix": "SUSE-SU-2026:0257-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0257-1",
      "released": "2026-01-22T16:09:13Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "3.6.6-160000.1.1",
      "fix": "OPENSUSE-SU-2026:20384-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20384-1",
      "released": "2026-03-18T10:01:12Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "rocky 8",
      "fixedVersion": "0:2.62.3-11.el8_10",
      "fix": "RLSA-2026:0421",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-0421",
      "released": "2026-01-14T09:08:32Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "rocky 9",
      "fixedVersion": "0:2.72.0-12.el9_7.3",
      "fix": "RLSA-2026:0422",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-0422",
      "released": "2026-01-15T09:13:58Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "sles 15.6",
      "fixedVersion": "3.4.4-150600.3.28.1",
      "fix": "SUSE-SU-2026:0257-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0257-1",
      "released": "2026-01-22T16:09:13Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "sles 15.7",
      "fixedVersion": "3.4.4-150600.3.28.1",
      "fix": "SUSE-SU-2026:0257-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0257-1",
      "released": "2026-01-22T16:09:13Z"
    },
    {
      "platform": "linux",
      "product": "libsoup",
      "release": "sles 16.0",
      "fixedVersion": "3.6.6-160000.1.1",
      "fix": "SUSE-SU-2026:20902-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-20902-1",
      "released": "2026-03-18T10:01:36Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "2.72.0-6.amzn2023.0.10",
      "fix": "ALAS2023-2026-1391",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1391",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "2.72.0-6.amzn2023.0.10",
      "fix": "ALAS2023-2026-1391",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1391",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "RHEL 8",
      "fixedVersion": "0:2.62.3-11.el8_10",
      "fix": "RHSA-2026:0421",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-0421",
      "released": "2026-01-16T01:45:34Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "RHEL 9",
      "fixedVersion": "0:2.72.0-12.el9_7.3",
      "fix": "RHSA-2026:0422",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-0422",
      "released": "2026-01-16T01:46:58Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "almalinux 8",
      "fixedVersion": "2.62.3-11.el8_10",
      "fix": "ALSA-2026:0421",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-0421",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "almalinux 9",
      "fixedVersion": "2.72.0-12.el9_7.3",
      "fix": "ALSA-2026:0422",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-0422",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "amzn 2023",
      "fixedVersion": "2.72.0-6.amzn2023.0.10",
      "fix": "ALAS2023-2026-1391",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1391",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "ol 8",
      "fixedVersion": "0:2.62.3-11.el8_10",
      "fix": "ELSA-2026-0421",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0421",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-devel",
      "release": "ol 9",
      "fixedVersion": "0:2.72.0-12.el9_7.3",
      "fix": "ELSA-2026-0422",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0422",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup-doc",
      "release": "amzn 2023",
      "fixedVersion": "2.72.0-6.amzn2023.0.10",
      "fix": "ALAS2023-2026-1391",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1391",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup2",
      "release": "opensuse-leap 15.6",
      "fixedVersion": "2.74.3-150600.4.19.1",
      "fix": "SUSE-SU-2026:0253-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0253-1",
      "released": "2026-01-22T16:08:05Z"
    },
    {
      "platform": "linux",
      "product": "libsoup2",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "2.74.3-160000.4.1",
      "fix": "OPENSUSE-SU-2026:20354-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-20354-1",
      "released": "2026-03-13T08:41:04Z"
    },
    {
      "platform": "linux",
      "product": "libsoup2",
      "release": "sles 15.6",
      "fixedVersion": "2.74.3-150600.4.19.1",
      "fix": "SUSE-SU-2026:0253-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0253-1",
      "released": "2026-01-22T16:08:05Z"
    },
    {
      "platform": "linux",
      "product": "libsoup2",
      "release": "sles 15.7",
      "fixedVersion": "2.74.3-150600.4.19.1",
      "fix": "SUSE-SU-2026:0253-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0253-1",
      "released": "2026-01-22T16:08:05Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3",
      "release": "RHEL 10",
      "fixedVersion": "3.6.5-3.el10_0.11",
      "fix": "RHSA-2026:0836",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-0836",
      "released": "2025-12-11T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3",
      "release": "amzn 2023",
      "fixedVersion": "3.6.5-55.amzn2023",
      "fix": "ALAS2023-2026-1394",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1394",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3",
      "release": "ol 10",
      "fixedVersion": "0:3.6.5-3.el10_1.8",
      "fix": "ELSA-2026-0423",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0423",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3",
      "release": "rocky 10",
      "fixedVersion": "0:3.6.5-3.el10_1.8",
      "fix": "RLSA-2026:0423",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-0423",
      "released": "2026-01-15T09:16:30Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-debuginfo",
      "release": "amzn 2023",
      "fixedVersion": "3.6.5-55.amzn2023",
      "fix": "ALAS2023-2026-1394",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1394",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-debugsource",
      "release": "amzn 2023",
      "fixedVersion": "3.6.5-55.amzn2023",
      "fix": "ALAS2023-2026-1394",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1394",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-devel",
      "release": "amzn 2023",
      "fixedVersion": "3.6.5-55.amzn2023",
      "fix": "ALAS2023-2026-1394",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1394",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-devel",
      "release": "ol 10",
      "fixedVersion": "0:3.6.5-3.el10_1.8",
      "fix": "ELSA-2026-0423",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0423",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-doc",
      "release": "almalinux 10",
      "fixedVersion": "3.6.5-3.el10_1.8",
      "fix": "ALSA-2026:0423",
      "url": "https://patchblox.com/security/fix/linux/alsa-2026-0423",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-doc",
      "release": "amzn 2023",
      "fixedVersion": "3.6.5-55.amzn2023",
      "fix": "ALAS2023-2026-1394",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2026-1394",
      "released": "2026-02-05T22:03:00Z"
    },
    {
      "platform": "linux",
      "product": "libsoup3-doc",
      "release": "ol 10",
      "fixedVersion": "0:3.6.5-3.el10_1.8",
      "fix": "ELSA-2026-0423",
      "url": "https://patchblox.com/security/fix/linux/elsa-2026-0423",
      "released": "2026-01-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "spice-client-win",
      "release": "rocky 8",
      "fixedVersion": "0:8.10-6.el8_10.1",
      "fix": "RLSA-2026:1509",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2026-1509",
      "released": "2026-01-30T22:07:09Z"
    },
    {
      "platform": "linux",
      "product": "spice-client-win-x64",
      "release": "RHEL 8",
      "fixedVersion": "0:8.10-6.el8_10.1",
      "fix": "RHSA-2026:1509",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-1509",
      "released": "2026-01-28T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "spice-client-win-x86",
      "release": "RHEL 8",
      "fixedVersion": "0:8.10-6.el8_10.1",
      "fix": "RHSA-2026:1509",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2026-1509",
      "released": "2026-01-28T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}