CVE-2025-49912: Nks Email Subscription Popup

Medium severity, CVSS 5.9. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nks Email Subscription Popup email-subscribe allows Stored XSS.This issue affects Email Subscription Popup: from n/a through <= 1.2.26.

Affected products

• Nks Email Subscription Popup: up to and including 1.2.26

Published 2025-10-22. Last modified 2026-10-08.