CVE-2025-13993 - MailerLite – Signup forms (official) <= 1.7.16 - authenticated (administrator+) ...

CVE ID : CVE-2025-13993 Published : Dec. 12, 2025, 9:20 a.m. | 28 minutes ago Description : The MailerLite – Signup forms (official) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'form_description' and 'success_message' parameters in versions up to, and including, 1.7.16 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator access or higher, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Severity: 0.0 | NA Visit the link for more details, such as CVSS details, affected products, timeline, and more...

Source: Telegram CVE Monitor