CVE-2026-111832

CRITICAL NVD

CVSS Score 10

Severity CRITICAL

Published Oct 21, 2026

Vendor unknown

Description

Unrestricted Upload of File with Dangerous Type vulnerability in WP Mailster WP Mailster wp-mailster allows Upload a Web Shell to a Web Server.This issue affects WP Mailster: from n/a through 1.9.1.0.

References

https://patchstack.com/database/wordpress/plugin/wp-mailster/vulnerability/wordpress-wp-mailster-plugin-1-9-1-0-arbitrary-file-upload-vulnerability?_s_id=cve