{
  "schema_version": "1.4.0",
  "id": "GHSA-x5qj-644j-7xc7",
  "modified": "2025-04-12T13:00:20Z",
  "published": "2022-05-14T01:33:57Z",
  "aliases": [
    "CVE-2015-8866"
  ],
  "details": "ext/libxml/libxml.c in PHP before 5.5.22 and 5.6.x before 5.6.6, when PHP-FPM is used, does not isolate each thread from libxml_disable_entity_loader changes in other threads, which allows remote attackers to conduct XML External Entity (XXE) and XML Entity Expansion (XEE) attacks via a crafted XML document, a related issue to CVE-2015-5161.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8866"
    },
    {
      "type": "WEB",
      "url": "https://bugs.launchpad.net/ubuntu/+source/php5/+bug/1509817"
    },
    {
      "type": "WEB",
      "url": "https://bugs.php.net/bug.php?id=64938"
    },
    {
      "type": "WEB",
      "url": "http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=de31324c221c1791b26350ba106cc26bad23ace9"
    },
    {
      "type": "WEB",
      "url": "http://git.php.net/?p=php-src.git;a=commit;h=de31324c221c1791b26350ba106cc26bad23ace9"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html"
    },
    {
      "type": "WEB",
      "url": "http://rhn.redhat.com/errata/RHSA-2016-2750.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/04/24/1"
    },
    {
      "type": "WEB",
      "url": "http://www.php.net/ChangeLog-5.php"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/87470"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-2952-1"
    },
    {
      "type": "WEB",
      "url": "http://www.ubuntu.com/usn/USN-2952-2"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-611"
    ],
    "severity": "CRITICAL",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-05-22T01:59:00Z"
  }
}