CVE-2025-31456 MEDIUM

CVE-2025-31456: WordPress Ultimate Security Checker plugin <= 4.2 - Cross Site Request Forgery (CSRF) to Security Rescan vulnerability

Vendor Bsndev
Product Ultimate Security Checker
Weakness CWE-352 · CSRF
Published March 28, 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 bsndev Ultimate Security Checker ultimate-security-checker allows Cross Site Request Forgery.This issue affects Ultimate Security Checker: from n/a through <= 4.2.

Explanation of Vulnerability in Simple Terms

02Summary

Ultimate Security Checker versions 4.2 and earlier contain a cross-site request forgery (CSRF) vulnerability. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the site without the admin's knowledge or consent. The vulnerability 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 perform administrative actions if they trick your logged-in admin into visiting their page.

Conditions required to exploit

05Prerequisites

Site admin must be logged in and visit an attacker-controlled webpage.

Key dates

06Disclosure timeline

March 28, 2025 CVE published
April 28, 2026 Record updated