CVE-2026-105061

WordPress WP Mailster plugin <= 1.9.0.0 - Cross Site Scripting (XSS) vulnerability

Published Oct 6, 2026 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Cross Site Scripting (XSS) in WP Mailster <= 1.9.0.0 versions.

Remediation

Vendor Solution

Update the WordPress WP Mailster plugin to the latest available version (at least 1.9.1.0).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Brandtoss
Brandtoss wpmailster
Wordpress-extensions
Wordpress-extensions wp Mailster
Vendors & Products Brandtoss
Brandtoss wpmailster
Wordpress-extensions
Wordpress-extensions wp Mailster
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 Unauthenticated Cross Site Scripting (XSS) in WP Mailster <= 1.9.0.0 versions.
Title WordPress WP Mailster plugin <= 1.9.0.0 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Oct 6, 2026, 10:31 AM
Reserved
Oct 3, 2026, 12:17 AM
Status
Deferred
Published
Oct 6, 2026, 9:17 AM
Modified
Oct 6, 2026, 3:04 PM