CVE-2026-18437 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00297.

Exploitation none

Automatable yes

Technical Impact partial

No data.

No data.

No data.

No data.

References

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

History

Fri, 31 Jul 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Fri, 31 Jul 2026 09:30:00 +0000

Type	Values Removed	Values Added
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.
Title		MailPress <= 1.5.0 - Missing Authorization to Unauthenticated Contact Updates
Weaknesses		CWE-862
References		https://plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.php#L801 https://plugins.trac.wordpress.org/browser/mailerpress/trunk/src/Api/Contacts.php#L847 https://www.wordfence.com/threat-intel/vulnerabilities/id/159d031b-0362-4625-9d98-3908401c8ee8?source=cve
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}`

MITRE

Status: PUBLISHED

Assigner: Wordfence

Published: 2026-07-31T08:30:15.331Z

Updated: 2026-07-31T14:50:17.110Z

Reserved: 2026-07-30T20:21:38.396Z

Link: CVE-2026-18437

Vulnrichment

Updated: 2026-07-31T14:50:13.812Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

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