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OpenAdvisories
Medium · 6.1 CVE-2024-13521 EUVD-2024-51650GHSA-3m9j-8q5f-868v

MailUp Auto Subscription <= 1.1.0 - Cross-Site Request Forgery to Stored Cross-Site Scripting

Published Jan 28, 2025 · Updated Apr 8, 2026 · Assigned by Wordfence

Description

The MailUp Auto Subscription plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.1.0. This is due to missing or incorrect nonce validation on the mas_options function. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

VendorProductAffectedFixed
ghera74 MailUp Auto Subscription ≤ 1.1.0 —

References