Medium severity5.3NVD Advisory· Published Jul 31, 2026· Updated Aug 12, 2026

CVE-2026-18437

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WordPress/Mailerpressllm-fuzzy
Range: <=1.5.0
Package: https://wordpress.org/plugins/mailerpress

Patches

Vulnerability mechanics

References

plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.phpnvd
plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.phpnvd
www.wordfence.com/threat-intel/vulnerabilities/id/159d031b-0362-4625-9d98-3908401c8ee8nvd

News mentions

Wordfence Intelligence Weekly WordPress Vulnerability Report (August 3, 2026 to August 9, 2026)
Wordfence Blog · Aug 14, 2026
Wordfence Intelligence Weekly WordPress Vulnerability Report (July 27, 2026 to August 2, 2026)
Wordfence Blog · Aug 8, 2026

cvss	0.345
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000