Missing Authorization vulnerability in brandtoss WP Mailster allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WP Mailster: from n/a through 1.8.16.0.
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in EverPress Mailster allows Reflected XSS.This issue affects Mailster: from n/a through 4.0.9.