{
  "affected": [
    {
      "package": {
        "ecosystem": "RubyGems",
        "name": "nokogiri"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.18.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-1395",
      "CWE-416"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-03-14T18:51:37Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "## Summary\n\nNokogiri v1.18.4 upgrades its dependency libxslt to [v1.1.43](https://gitlab.gnome.org/GNOME/libxslt/-/releases/v1.1.43).\n\nlibxslt v1.1.43 resolves:\n\n- CVE-2025-24855: Fix use-after-free of XPath context node\n- CVE-2024-55549: Fix UAF related to excluded namespaces\n\n## Impact\n\n### CVE-2025-24855\n\n- \"Use-after-free due to xsltEvalXPathStringNs leaking xpathCtxt-\u003enode\"\n- MITRE has rated this 7.8 High CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H\n- Upstream report: https://gitlab.gnome.org/GNOME/libxslt/-/issues/128\n- NVD entry: https://nvd.nist.gov/vuln/detail/CVE-2025-24855\n\n### CVE-2024-55549\n\n- \"Use-after-free related to excluded result prefixes\"\n- MITRE has rated this 7.8 High CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H\n- Upstream report: https://gitlab.gnome.org/GNOME/libxslt/-/issues/127\n- NVD entry: https://nvd.nist.gov/vuln/detail/CVE-2024-55549",
  "id": "GHSA-mrxw-mxhj-p664",
  "modified": "2025-03-21T15:43:15Z",
  "published": "2025-03-14T18:51:37Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-mrxw-mxhj-p664"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-55549"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-24855"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/sparklemotion/nokogiri"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.gnome.org/GNOME/libxslt/-/issues/127"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.gnome.org/GNOME/libxslt/-/issues/128"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Nokogiri updates packaged libxslt to v1.1.43 to resolve multiple CVEs"
}