{"id":"CVE-2026-120554","aliases":["EUVD-2026-116806","GHSA-63fg-ffv3-2xr7"],"status":"published","title":"Import and export users and customers \u003c= 2.5.11 - Authenticated (Custom+) Privilege Escalation via Non-Atomic Cron Settings Save","description":"The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.5.11 This is due to a non-atomic multi-option write sequence in the `ACUI_Cron::save_settings()` function, which persists `acui_cron_activated`, `acui_cron_configured_by`, `acui_cron_user_id`, and `acui_cron_path_to_file` before reaching the authorization gate that calls `wp_die()` when a non-promoter submits a role. This makes it possible for authenticated attackers holding a custom delegated role with `create_users` but without `promote_users` or `edit_users` to escalate their privileges to Administrator, provided a prior administrator cron-tab save exists and no successful save intervenes before the next unattended cron tick processes the attacker's repointed CSV file.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00551,"percentile":0.46559,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-11-04T09:26:07Z","modified":"2026-11-04T12:31:38Z","products":[{"vendor":"carazo","product":"import and export users and customers"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/4db0991f-fc89-411b-b0df-1a11c9ddec1f?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/2.5.7/classes/cron.php#L101"},{"url":"https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/2.5.7/classes/cron.php#L49"},{"url":"https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/2.5.7/classes/cron.php#L166"},{"url":"https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/2.5.7/classes/import.php#L1104"},{"url":"https://plugins.trac.wordpress.org/browser/import-users-from-csv-with-meta/tags/2.5.7/classes/import.php#L909"},{"url":"https://plugins.trac.wordpress.org/changeset/3775652/import-users-from-csv-with-meta"},{"url":"https://plugins.trac.wordpress.org/changeset/3775652/import-users-from-csv-with-meta/trunk/classes/cron.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-120554"},{"url":"https://github.com/advisories/GHSA-63fg-ffv3-2xr7"}],"sources":{"cve":[{"id":"CVE-2026-120554","title":"Import and export users and customers \u003c= 2.5.11 - Authenticated (Custom+) Privilege Escalation via Non-Atomic Cron Settings Save","description":"The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.5.11 This is due to a non-atomic multi-option write sequence in the `ACUI_Cron::save_settings()` function, which persists `acui_cron_activated`, `acui_cron_configured_by`, `acui_cron_user_id`, and `acui_cron_path_to_file` before reaching the authorization gate that calls `wp_die()` when a non-promoter submits a role. This makes it possible for authenticated attackers holding a custom delegated role with `create_users` but without `promote_users` or `edit_users` to escalate their privileges to Administrator, provided a prior administrator cron-tab save exists and no successful save intervenes before the next unattended cron tick processes the attacker's repointed CSV file.","status":"published","published":"2026-11-04T09:26:07.169Z","modified":"2026-11-04T20:12:17.021Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-04T21:42:22.271694Z"}],"euvd":[{"id":"EUVD-2026-116806","description":"The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.5.11 This is due to a non-atomic multi-option write sequence in the `ACUI_Cron::save_settings()` function, which persists `acui_cron_activated`, `acui_cron_configured_by`, `acui_cron_user_id`, and `acui_cron_path_to_file` before reaching the authorization gate that calls `wp_die()` when a non-promoter submits a role. This makes it possible for authenticated attackers holding a custom delegated role with `create_users` but without `promote_users` or `edit_users` to escalate their privileges to Administrator, provided a prior administrator cron-tab save exists and no successful save intervenes before the next unattended cron tick processes the attacker's repointed CSV file.","status":"published","published":"2026-11-04T09:26:07Z","modified":"2026-11-04T20:12:17Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-04T21:45:44.368355Z"}],"ghsa":[{"id":"GHSA-63fg-ffv3-2xr7","title":"The Import and export users and customers plugin for WordPress is vulnerable to Privilege...","description":"The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.5.11 This is due to a non-atomic multi-option write sequence in the `ACUI_Cron::save_settings()` function, which persists `acui_cron_activated`, `acui_cron_configured_by`, `acui_cron_user_id`, and `acui_cron_path_to_file` before reaching the authorization gate that calls `wp_die()` when a non-promoter submits a role. This makes it possible for authenticated attackers holding a custom delegated role with `create_users` but without `promote_users` or `edit_users` to escalate their privileges to Administrator, provided a prior administrator cron-tab save exists and no successful save intervenes before the next unattended cron tick processes the attacker's repointed CSV file.","status":"published","published":"2026-11-04T12:31:30Z","modified":"2026-11-04T12:31:38Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-04T12:34:56.311878Z"}],"nvd":[{"id":"CVE-2026-120554","description":"The Import and export users and customers plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 2.5.11 This is due to a non-atomic multi-option write sequence in the `ACUI_Cron::save_settings()` function, which persists `acui_cron_activated`, `acui_cron_configured_by`, `acui_cron_user_id`, and `acui_cron_path_to_file` before reaching the authorization gate that calls `wp_die()` when a non-promoter submits a role. This makes it possible for authenticated attackers holding a custom delegated role with `create_users` but without `promote_users` or `edit_users` to escalate their privileges to Administrator, provided a prior administrator cron-tab save exists and no successful save intervenes before the next unattended cron tick processes the attacker's repointed CSV file.","status":"published","published":"2026-11-04T10:17:26.3Z","modified":"2026-11-04T21:17:56.763Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-04T23:43:43.486581Z"}]}}