{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-11616: Events Calendar for GeoDirectory <= 2.3.28 - Authenticated (Subscriber+) Privilege Escalation","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-11616","status":"final","version":"1","initial_release_date":"2026-06-09T07:49:56.778Z","current_release_date":"2026-06-09T13:32:19.796Z","revision_history":[{"date":"2026-06-09T07:49:56.778Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"The Events Calendar for GeoDirectory plugin for WordPress is vulnerable to Privilege Escalation in versions up to and including 2.3.28. This is due to the ajax_ayi_action() handler  only applying strip_tags(esc_sql()) — with no allow-list — to the attacker-controlled $_POST['type'] and $_POST['postid'] values before forwarding them to update_ayi_data(), which calls update_user_meta($current_user->ID, $rsvp_args['type'], $posts). By passing type=wp_capabilities and postid=administrator, an attacker writes ['subscriber'=>true,'administrator'=>'administrator'] into their own wp_capabilities user meta; WP_User::get_role_caps() then treats the 'administrator' array key as an active role on the next request. This makes it possible for authenticated attackers, with Subscriber-level access and above, to elevate their privileges to Administrator.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-11616 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-11616"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-11616"},{"category":"external","summary":"wordfence.com","url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/11ba187b-1fe4-4077-ad9d-a07660133e91?source=cve"},{"category":"external","summary":"plugins.trac.wordpress.org","url":"https://plugins.trac.wordpress.org/browser/events-for-geodirectory/tags/2.3.28/includes/class-geodir-event-ayi.php#L357"},{"category":"external","summary":"plugins.trac.wordpress.org","url":"https://plugins.trac.wordpress.org/browser/events-for-geodirectory/tags/2.3.28/includes/class-geodir-event-ayi.php#L154"},{"category":"external","summary":"plugins.trac.wordpress.org","url":"https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3533585%40events-for-geodirectory&new=3533585%40events-for-geodirectory&sfp_email=&sfph_mail="}]},"product_tree":{"branches":[{"category":"vendor","name":"stiofansisland","branches":[{"category":"product_name","name":"Events Calendar for GeoDirectory","branches":[{"category":"product_version_range","name":"<=2.3.28","product":{"name":"stiofansisland Events Calendar for GeoDirectory <=2.3.28","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:stiofansisland:events_calendar_for_geodirectory:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-11616","title":"Events Calendar for GeoDirectory <= 2.3.28 - Authenticated (Subscriber+) Privilege Escalation","notes":[{"category":"description","text":"The Events Calendar for GeoDirectory plugin for WordPress is vulnerable to Privilege Escalation in versions up to and including 2.3.28. This is due to the ajax_ayi_action() handler  only applying strip_tags(esc_sql()) — with no allow-list — to the attacker-controlled $_POST['type'] and $_POST['postid'] values before forwarding them to update_ayi_data(), which calls update_user_meta($current_user->ID, $rsvp_args['type'], $posts). By passing type=wp_capabilities and postid=administrator, an attacker writes ['subscriber'=>true,'administrator'=>'administrator'] into their own wp_capabilities user meta; WP_User::get_role_caps() then treats the 'administrator' array key as an active role on the next request. This makes it possible for authenticated attackers, with Subscriber-level access and above, to elevate their privileges to Administrator.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}