{"id":"CVE-2026-3614","aliases":["EUVD-2026-23188","GHSA-3phr-p473-vc8q"],"status":"published","title":"AcyMailing 9.11.0 - 10.8.1 - Missing Authorization to Authenticated (Subscriber+) Privilege Escalation","description":"The AcyMailing plugin for WordPress is vulnerable to privilege escalation in all versions From 9.11.0 up to, and including, 10.8.1 due to a missing capability check on the `wp_ajax_acymailing_router` AJAX handler. This makes it possible for authenticated attackers, with Subscriber-level access and above, to access admin-only controllers (including configuration management), enable the autologin feature, create a malicious newsletter subscriber with an injected `cms_id` pointing to any WordPress user, and then use the autologin URL to authenticate as that user, including administrators.","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":"2026-11-11","score":0.00435,"percentile":0.38236,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-04-16T05:29:54Z","modified":"2026-06-17T10:43:52Z","products":[{"vendor":"acyba","product":"acymailing – an ultimate newsletter plugin and marketing automation solution for wordpress"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/a895e2cf-9eba-4c46-b19f-d008e1058f64?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/acymailing/tags/10.7.1/WpInit/Router.php#L11"},{"url":"https://plugins.trac.wordpress.org/browser/acymailing/trunk/WpInit/Router.php#L11"},{"url":"https://plugins.trac.wordpress.org/browser/acymailing/tags/10.7.1/WpInit/Router.php#L122"},{"url":"https://plugins.trac.wordpress.org/browser/acymailing/tags/10.7.1/WpInit/Router.php#L230"},{"url":"https://plugins.trac.wordpress.org/browser/acymailing/tags/10.7.1/back/Core/AcymController.php#L92"},{"url":"https://plugins.trac.wordpress.org/browser/acymailing/tags/10.8.1/back/Core/AcymController.php#L99"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-3614"},{"url":"https://github.com/advisories/GHSA-3phr-p473-vc8q"}],"sources":{"cve":[{"id":"CVE-2026-3614","title":"AcyMailing 9.11.0 - 10.8.1 - Missing Authorization to Authenticated (Subscriber+) Privilege Escalation","description":"The AcyMailing plugin for WordPress is vulnerable to privilege escalation in all versions From 9.11.0 up to, and including, 10.8.1 due to a missing capability check on the `wp_ajax_acymailing_router` AJAX handler. This makes it possible for authenticated attackers, with Subscriber-level access and above, to access admin-only controllers (including configuration management), enable the autologin feature, create a malicious newsletter subscriber with an injected `cms_id` pointing to any WordPress user, and then use the autologin URL to authenticate as that user, including administrators.","status":"published","published":"2026-04-16T05:29:54.35Z","modified":"2026-04-16T13:42:14.595Z","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-862"],"updated_at":"2026-11-02T13:49:09.229322Z"}],"euvd":[{"id":"EUVD-2026-23188","description":"The AcyMailing plugin for WordPress is vulnerable to privilege escalation in all versions From 9.11.0 up to, and including, 10.8.1 due to a missing capability check on the `wp_ajax_acymailing_router` AJAX handler. This makes it possible for authenticated attackers, with Subscriber-level access and above, to access admin-only controllers (including configuration management), enable the autologin feature, create a malicious newsletter subscriber with an injected `cms_id` pointing to any WordPress user, and then use the autologin URL to authenticate as that user, including administrators.","status":"published","published":"2026-04-16T05:29:54Z","modified":"2026-04-16T13:42:14Z","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":"2026-11-02T19:24:24.386229Z"}],"ghsa":[{"id":"GHSA-3phr-p473-vc8q","title":"The AcyMailing plugin for WordPress is vulnerable to privilege escalation in all versions From 9...","description":"The AcyMailing plugin for WordPress is vulnerable to privilege escalation in all versions From 9.11.0 up to, and including, 10.8.1 due to a missing capability check on the `wp_ajax_acymailing_router` AJAX handler. This makes it possible for authenticated attackers, with Subscriber-level access and above, to access admin-only controllers (including configuration management), enable the autologin feature, create a malicious newsletter subscriber with an injected `cms_id` pointing to any WordPress user, and then use the autologin URL to authenticate as that user, including administrators.","status":"published","published":"2026-04-16T06:31:23Z","modified":"2026-04-16T06:31:29Z","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-862"],"updated_at":"2026-11-02T15:07:31.233383Z"}],"nvd":[{"id":"CVE-2026-3614","description":"The AcyMailing plugin for WordPress is vulnerable to privilege escalation in all versions From 9.11.0 up to, and including, 10.8.1 due to a missing capability check on the `wp_ajax_acymailing_router` AJAX handler. This makes it possible for authenticated attackers, with Subscriber-level access and above, to access admin-only controllers (including configuration management), enable the autologin feature, create a malicious newsletter subscriber with an injected `cms_id` pointing to any WordPress user, and then use the autologin URL to authenticate as that user, including administrators.","status":"published","published":"2026-04-16T06:16:18.167Z","modified":"2026-06-17T10:43:52.527Z","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-862"],"updated_at":"2026-11-02T14:12:14.748836Z"}]}}