CVE-2025-62733 MEDIUM

CVE-2025-62733: WordPress Custom Sidebars by ProteusThemes plugin <= 1.0.3 - Cross Site Request Forgery (CSRF) vulnerability

Vendor Proteusthemes
Product Custom Sidebars by ProteusThemes
Weakness CWE-352 · CSRF
Published December 9, 2025
Last update April 28, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Cross-Site Request Forgery (CSRF) vulnerability in ProteusThemes Custom Sidebars by ProteusThemes custom-sidebars-by-proteusthemes allows Cross Site Request Forgery.This issue affects Custom Sidebars by ProteusThemes: from n/a through <= 1.0.3.

Explanation of Vulnerability in Simple Terms

02Summary

Custom Sidebars by ProteusThemes versions 1.0.3 and earlier are vulnerable to cross-site request forgery (CSRF). An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without the administrator's knowledge or consent. The attack requires the victim to visit the attacker's page while authenticated.

What an attacker can do

03Attacker Capabilities

Perform unwanted actions on the site by tricking an authenticated admin into visiting a malicious webpage.

Potential impact on your site

04Site Impact

An attacker can modify site settings or content if an admin visits a malicious link while logged in to WordPress.

Conditions required to exploit

05Prerequisites

Site admin must be logged in and visit an attacker-controlled page; no special privileges or authentication by the attacker required.

Key dates

06Disclosure timeline

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