Unrated severityNVD Advisory· Published Jul 31, 2026· Updated Jul 31, 2026

MailPress <= 1.5.0 - Missing Authorization to Unauthenticated Contact Updates

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.phpmitre
plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.phpmitre
www.wordfence.com/threat-intel/vulnerabilities/id/159d031b-0362-4625-9d98-3908401c8ee8mitre

News mentions

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