{"id":"CVE-2026-12757","aliases":["EUVD-2026-72402","GHSA-c2fp-562c-5p2q"],"status":"published","title":"Email Subscribers \u0026 Newsletters \u003c= 5.9.27 - Unauthenticated Arbitrary Shortcode Execution via Subscriber Name Field","description":"The The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.9.27. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00574,"percentile":0.47878,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2026-09-07T13:28:29Z","modified":"2026-09-08T13:17:17Z","products":[{"vendor":"icegram","product":"email subscribers \u0026 newsletters – email marketing, post notifications \u0026 newsletter plugin for wordpress"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/6d9b4448-2b63-4704-ac9e-c4db4784638c?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/workflows/actions/class-es-action-send-email.php#L188"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/classes/class-es-mailer.php#L1133"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/classes/class-es-handle-subscription.php#L165"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/classes/class-es-handle-subscription.php#L260"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/workflows/actions/class-es-action-send-email.php#L188"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/classes/class-es-mailer.php#L1133"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/classes/class-es-handle-subscription.php#L165"},{"url":"https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/classes/class-es-handle-subscription.php#L260"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12757"},{"url":"https://github.com/advisories/GHSA-c2fp-562c-5p2q"}],"sources":{"cve":[{"id":"CVE-2026-12757","title":"Email Subscribers \u0026 Newsletters \u003c= 5.9.27 - Unauthenticated Arbitrary Shortcode Execution via Subscriber Name Field","description":"The The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.9.27. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.","status":"published","published":"2026-09-07T13:28:29.625Z","modified":"2026-09-08T12:54:32.68Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:19:47.998488Z"}],"euvd":[{"id":"EUVD-2026-72402","description":"The The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.9.27. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.","status":"published","published":"2026-09-07T13:28:29Z","modified":"2026-09-08T12:54:32Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:28:29.861344Z"}],"ghsa":[{"id":"GHSA-c2fp-562c-5p2q","title":"The The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin...","description":"The The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.9.27. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.","status":"published","published":"2026-09-07T15:33:54Z","modified":"2026-09-07T15:34:02Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:11:27.182088Z"}],"nvd":[{"id":"CVE-2026-12757","description":"The The Email Subscribers \u0026 Newsletters – Email Marketing, Post Notifications \u0026 Newsletter Plugin for WordPress plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.9.27. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.","status":"published","published":"2026-09-07T14:16:51.053Z","modified":"2026-09-08T13:17:17.28Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:12:44.436435Z"}]}}