CVE-2026-18437

MEDIUM 5.3 CVSS 3.1

Published: July 31, 2026
Last modified: August 12, 2026
NVD status: Deferred
Reported by: security@wordfence.com
Weakness: CWE-862
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

The MailerPress – Newsletter, email marketing & AI automation plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the `mailerpress/v1/contact` endpoint in all versions up to, and including, 1.5.0. This makes it possible for unauthenticated attackers to update contact details.

Affected WordPress components

MailerPress – Email Marketing, Newsletter, Email Automation & WooCommerce Emails Plugin · mailerpress

Confirmed match Active

Up to and including 1.5.0
View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

mailerpress MailerPress – Newsletter, email marketing & AI automation — Up to and including 1.5.0

References

plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.php#L801
plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.php#L847
www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/159d031b-0362-4625-9d98-3908401c8ee8?source=cve
nvd.nist.gov Official NVD record

WordPress CVEs

Description

Affected WordPress components

Affected products and versions

References