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OpenAdvisories
Medium · 5.3 CVE-2026-18437 EUVD-2026-51506GHSA-gjcp-gv56-hccw

MailPress <= 1.5.0 - Missing Authorization to Unauthenticated Contact Updates

Published Jul 31, 2026 · Updated Jul 31, 2026 · Assigned by Wordfence

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 products

VendorProductAffectedFixed
mailerpress MailerPress – Newsletter, email marketing & AI automation ≤ 1.5.0 —

References