Medium 6.5Published Sep 7, 2026

CVE-2026-12757Email Subscribers & Newsletters <= 5.9.27 - Unauthenticated Arbitrary Shortcode Execution via Subscriber Name Field

Updated under an hour ago (Oct 27, 2026, 7:40 AM ET)

Does this affect you?

It affects icegram Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for icegram Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress

Exploited in the last 30 days

The The Email Subscribers & Newsletters – Email Marketing, Post Notifications & 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.

CVSS: 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness (CWE): CWE-94
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Wordfence
NVD analysis: Deferred
Record last updated: Sep 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

icegram Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress icegram:email_subscribers_and_newsletters_email_marketing_post_notifications_and_newsletter_plugin_for_wordpress (from the name)	through 5.9.27	CNA record

References

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/6d9b4448-2b63-4704-ac9e-c4db4784638c?source=cve
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/workflows/actions/class-es-action-send-email.php#L188
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/classes/class-es-mailer.php#L1133
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/classes/class-es-handle-subscription.php#L165
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.26/lite/includes/classes/class-es-handle-subscription.php#L260
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/workflows/actions/class-es-action-send-email.php#L188
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/classes/class-es-mailer.php#L1133
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/classes/class-es-handle-subscription.php#L165
https://plugins.trac.wordpress.org/browser/email-subscribers/tags/5.9.22/lite/includes/classes/class-es-handle-subscription.php#L260

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.