Stored Cross-Site Scripting Vulnerability in Subscribe2 Plugin for WordPress
CVE-2026-120531

7.2HIGH

Key Information:

Vendor

WordPress
Status
Subscribe2 – Form, Email Subscribers & Newsletters
Vendor
CVE Published:
7 November 2026

What is CVE-2026-120531?

The Subscribe2 – Form, Email Subscribers & Newsletters plugin for WordPress contains a vulnerability that allows for stored cross-site scripting. This issue arises due to insufficient sanitization of user input and a lack of proper output escaping in the ‘data[ip]’ parameter. Malicious actors can exploit this flaw to inject arbitrary web scripts, which will be executed in the browsers of users who access the compromised pages. This vulnerabilities affects all versions of the plugin up to and including version 10.47, presenting a significant risk to sites utilizing this plugin.

Affected Version(s)

Subscribe2 – Form, Email Subscribers & Newsletters 0 <= 10.47

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3709549/

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Naoya Takahashi (nakko)
.