CVE-2026-66619

WordPress Newsletters plugin <= 4.18 - SQL Injection vulnerability

Published Sep 17, 2026 CVSS 3.1 · 7.6 High EPSS < 1% KEV · Not listed
Description
Administrator SQL Injection in Newsletters <= 4.18 versions.

Remediation

Vendor Solution

Update the WordPress Newsletters Plugin to the latest available version (at least 4.18.1).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Tribulant
Tribulant newsletters
Wordpress-extensions
Wordpress-extensions newsletters
Vendors & Products Tribulant
Tribulant newsletters
Wordpress-extensions
Wordpress-extensions newsletters
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Administrator SQL Injection in Newsletters <= 4.18 versions.
Title WordPress Newsletters plugin <= 4.18 - SQL Injection vulnerability
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 7.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Sep 19, 2026, 2:22 AM
Reserved
Jul 27, 2026, 2:00 PM
Status
Deferred
Published
Sep 17, 2026, 2:17 PM
Modified
Sep 19, 2026, 3:17 AM