CVE-2025-63066 MEDIUM

CVE-2025-63066: WordPress Porto Theme - Functionality plugin < 3.7.3 - Cross Site Scripting (XSS) vulnerability

Vendor P-Themes
Product Porto Theme - Functionality
Weakness CWE-79 · XSS
Published December 9, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in p-themes Porto Theme - Functionality porto-functionality allows Stored XSS.This issue affects Porto Theme - Functionality: from n/a through < 3.7.3.

Explanation of Vulnerability in Simple Terms

02Summary

The Porto Theme for WordPress contains a stored cross-site scripting (XSS) vulnerability in versions up to 3.7.3. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers when they view affected pages. The vulnerability requires user interaction and can affect the confidentiality, integrity, and availability of site data.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers and steal data or perform actions on their behalf.

Potential impact on your site

04Site Impact

Authenticated users can inject scripts affecting other visitors; site data and user sessions at risk if exploited.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege WordPress account and the victim must visit a page containing the injected script.

Key dates

06Disclosure timeline

December 9, 2025 CVE published
April 28, 2026 Record updated