CVE-2025-4579 Information

Description

The WP Content Security Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the blocked-uri and effective-directive parameters in all versions up to and including 2.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Reference

https://plugins.trac.wordpress.org/browser/wp-content-security-policy/tags/2.3/includes/WP_CSP.php#L597 https://plugins.trac.wordpress.org/browser/wp-content-security-policy/tags/2.3/includes/WP_CSP.php#L612 https://plugins.trac.wordpress.org/browser/wp-content-security-policy/tags/2.3/includes/WP_CSP.php#L659 https://www.wordfence.com/threat-intel/vulnerabilities/id/f3c4ba08-a9fa-439a-a887-b8c113f78e20?source=cve

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

NONE

Base Severity

7.2