PT-2025-43179 · Nks · Email Subscription Popup

Kim Yunji · Published 2025-10-22 · Updated 2025-11-18 · CVE-2025-49912

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Name of the Vulnerable Software and Affected Versions Nks Email Subscription Popup versions through 1.2.26

Description The software contains a flaw due to improper neutralization of input during web page generation, which allows for Stored Cross-site Scripting (XSS). This means that malicious scripts can be stored on the server and executed by other users when they view the affected web page. The vulnerability exists in the email-subscribe component.

Recommendations Update to a version later than 1.2.26.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-49912

Affected Products

Email Subscription Popup

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-49912 · Security Note
• https://twitter.com/CVEnew/status/1990792032231809272 · Twitter Post
• https://vdp.patchstack.com/database/Wordpress/Plugin/email-subscribe/vulnerability/wordpress-email-subscription-popup-plugin-1-2-26-cross-site-scripting-xss-vulnerability?_s_id=cve · Note
• https://vdp.patchstack.com/database/Wordpress/Plugin/email-subscribe/vulnerability/wordpress-email-subscription-popup-plugin-1-2-26-cross-site-scripting-xss-vulnerability · Note
• https://patchstack.com/database/Wordpress/Plugin/email-subscribe/vulnerability/wordpress-email-subscription-popup-plugin-1-2-26-cross-site-scripting-xss-vulnerability?_s_id=cve · Note