{"id":"CVE-2026-11592","aliases":["EUVD-2026-41248","GHSA-7qrc-923r-c8cr"],"status":"published","title":"Email Subscribers \u0026 Newsletters \u003c= 5.9.27 - Missing Authorization to Authenticated (Contributor+) Settings Modification via ig_es_handle_request AJAX Action","description":"The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post notifications, add workflows, and queue and dispatch mass email to arbitrary recipients.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00491,"percentile":0.42663,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2026-07-02T05:35:13Z","modified":"2026-10-28T03:31:45Z","products":[{"vendor":"icegram","product":"email subscribers \u0026 newsletters by icegram express – email marketing, post notifications \u0026 woocommerce marekting automation for wordpress"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/a2e70691-4de9-4b12-babf-bebe267a780b?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.24/lite/admin/class-ig-es-onboarding.php#L171"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.24/lite/admin/class-email-subscribers-admin.php#L216"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.24/lite/includes/classes/class-es-newsletters.php#L717"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.24/lite/includes/workflows/admin/class-es-workflow-admin-edit.php#L74"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.24/lite/includes/class-email-subscribers-activator.php#L66"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.21/lite/admin/class-ig-es-onboarding.php#L171"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.21/lite/admin/class-email-subscribers-admin.php#L216"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.21/lite/includes/classes/class-es-newsletters.php#L717"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.21/lite/includes/workflows/admin/class-es-workflow-admin-edit.php#L74"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.21/lite/includes/class-email-subscribers-activator.php#L66"},{"url":"https://plugins.trac.wordpress.org/changeset?sfp_email=\u0026sfph_mail=\u0026reponame=\u0026old=3584584%40email-subscribers\u0026new=3584584%40email-subscribers\u0026sfp_email=\u0026sfph_mail="},{"url":"https://research.cleantalk.org/cve-2026-11592"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-11592"},{"url":"https://github.com/advisories/GHSA-7qrc-923r-c8cr"}],"sources":{"cve":[{"id":"CVE-2026-11592","title":"Email Subscribers \u0026 Newsletters \u003c= 5.9.27 - Missing Authorization to Authenticated (Contributor+) Settings Modification via ig_es_handle_request AJAX Action","description":"The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post notifications, add workflows, and queue and dispatch mass email to arbitrary recipients.","status":"published","published":"2026-07-02T05:35:13.163Z","modified":"2026-10-28T00:41:36.807Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:20:04.809935Z"}],"euvd":[{"id":"EUVD-2026-41248","description":"The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post notifications, add workflows, and queue and dispatch mass email to arbitrary recipients.","status":"published","published":"2026-07-02T05:35:13Z","modified":"2026-10-28T00:41:36Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T16:59:22.052945Z"}],"ghsa":[{"id":"GHSA-7qrc-923r-c8cr","title":"The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for...","description":"The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post notifications, add workflows, and queue and dispatch mass email to arbitrary recipients.","status":"published","published":"2026-07-02T06:34:05Z","modified":"2026-10-28T03:31:45Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T15:14:32.579072Z"}],"nvd":[{"id":"CVE-2026-11592","description":"The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post notifications, add workflows, and queue and dispatch mass email to arbitrary recipients.","status":"published","published":"2026-07-02T06:16:13.013Z","modified":"2026-10-28T01:16:55.383Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:12:27.199837Z"}]}}