{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.7"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "14247ee4302378d292863865c643abe99bbfe3c7"
            },
            {
              "fixed": "daf358983cc1ce0c77bf6d2de2ebbb43df2add60"
            }
          ],
          "repo": "https://github.com/wordpress/wordpress",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php in the REST API implementation in WordPress 4.7 before 4.7.1 does not properly restrict listings of post authors, which allows remote attackers to obtain sensitive information via a wp-json/wp/v2/users request.",
  "id": "CVE-2017-5487",
  "modified": "2026-04-01T23:08:24.963677058Z",
  "published": "2017-01-15T02:59:02.797Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/95391"
    },
    {
      "type": "WEB",
      "url": "http://www.securitytracker.com/id/1037591"
    },
    {
      "type": "WEB",
      "url": "https://wpvulndb.com/vulnerabilities/8715"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/41497/"
    },
    {
      "type": "ADVISORY",
      "url": "https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.openwall.com/lists/oss-security/2017/01/14/6"
    },
    {
      "type": "ADVISORY",
      "url": "https://codex.wordpress.org/Version_4.7.1"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.wordfence.com/blog/2016/12/wordfence-blocks-username-harvesting-via-new-rest-api-wp-4-7/"
    },
    {
      "type": "FIX",
      "url": "https://github.com/WordPress/WordPress/commit/daf358983cc1ce0c77bf6d2de2ebbb43df2add60"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}