WordPress Email Marketing Plugin – WP Email Capture <= 3.10 - Information Exposure via wp_email_capture_options_process

Information Exposure
CVE CVE-2023-28421
CVSS 5.3 (Medium)
Publicly Published March 15, 2023
Last Updated March 21, 2023
Researcher Nguyen Anh Tien


The WordPress Email Marketing Plugin – WP Email Capture plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 3.10 via the wp_email_capture_options_process function hooked via admin_init. This makes it possible for unauthenticated attackers to extract sensitive data including user emails.



1 affected software package

Software Type Plugin
Software Slug wp-email-capture (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.11, or a newer patched version
Affected Version
  • <= 3.10
Patched Version
  • 3.11

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