PT-2026-33322 · Onlineoptimisation · The Email Encoder – Protect Email Addresses/Phone Numbers

Athiwat Tiprasaharn · Published 2026-04-16 · Updated 2026-04-16 · CVE-2026-2840

NVD

CVSS v3.1

6.4

Medium

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

The Email Encoder – Protect Email Addresses and Phone Numbers plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'eeb mailto' shortcode in all versions up to, and including, 2.4.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-2840

Affected Products

The Email Encoder – Protect Email Addresses/Phone Numbers

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-2840 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/9987b5b4-33d8-4446-acbe-58c6cb5604df?source=cve · Note
• https://plugins.trac.wordpress.org/changeset?old_path=/email-encoder-bundle/tags/2.4.4/src/Front/Shortcodes/MailtoShortcode.php&new_path=/email-encoder-bundle/tags/2.4.5/src/Front/Shortcodes/MailtoShortcode.php&old=3462208&new=3494181 · Note
• https://plugins.trac.wordpress.org/changeset?old_path=/email-encoder-bundle/tags/2.4.4/src/Validate/Encoding.php&new_path=/email-encoder-bundle/tags/2.4.5/src/Validate/Encoding.php&old=3462208&new=3494181 · Note