CVE-2025-59593 MEDIUM

CVE-2025-59593: WordPress Colibri Page Builder Plugin < 1.0.334 - Cross Site Scripting (XSS) Vulnerability

Vendor Extend Themes
Product Colibri Page Builder
Weakness CWE-79 · XSS
Published October 22, 2025
Last update April 28, 2026

CVSS base score

5.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/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 Extend Themes Colibri Page Builder colibri-page-builder allows Stored XSS.This issue affects Colibri Page Builder: from n/a through < 1.0.334.

Explanation of Vulnerability in Simple Terms

02Summary

Colibri Page Builder versions up to 1.0.334 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with high privileges can inject malicious scripts that execute in the browsers of other site visitors. The vulnerability requires user interaction to trigger and affects the integrity and confidentiality of site data.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers to steal data or perform actions on their behalf.

Potential impact on your site

04Site Impact

Compromised admin accounts can inject persistent malware affecting all site visitors and their data.

Conditions required to exploit

05Prerequisites

Attacker must have high-level admin or editor privileges and a victim must visit an affected page.

Key dates

06Disclosure timeline

October 22, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE