{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.8.7"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "f6818efbc23bf7206229fb739b2d2f6d34852267"
            }
          ],
          "repo": "https://github.com/ultimatemember/ultimatemember",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "The Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction \u0026 Membership Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.8.6. This is due to missing or incorrect nonce validation on the admin_init or user_action_hook function. This makes it possible for unauthenticated attackers to modify a users membership status via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.",
  "id": "CVE-2024-8520",
  "modified": "2026-04-01T23:07:50.503309270Z",
  "published": "2024-10-04T05:15:11.727Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1945"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1948C1-L1959C6"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L70C4-L70C84"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L146C1-L173C12"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L175C1-L178C7"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/core/class-admin-users.php#L41C4-L41C90"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ultimatemember/ultimatemember/blob/7b8a7a7c039bde4539c07e049b19036192f1c133/includes/admin/class-admin.php#L1880"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/7ffddc03-d4ae-460e-972a-98804d947d09?source=cve"
    },
    {
      "type": "FIX",
      "url": "https://github.com/ultimatemember/ultimatemember/pull/1549"
    },
    {
      "type": "FIX",
      "url": "https://plugins.trac.wordpress.org/changeset/3160947/ultimate-member/trunk/includes/admin/class-admin.php"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}