CVE-2025-63056 MEDIUM

CVE-2025-63056: WordPress Contact Form by BestWebSoft plugin <= 4.3.6 - Broken Access Control vulnerability

Vendor Bestwebsoft
Product Contact Form by BestWebSoft
Weakness CWE-862 · Missing authorization
Published December 9, 2025
Last update April 28, 2026

CVSS base score

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

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in bestwebsoft Contact Form by BestWebSoft contact-form-plugin allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Contact Form by BestWebSoft: from n/a through <= 4.3.6.

Explanation of Vulnerability in Simple Terms

02Summary

Contact Form by BestWebSoft versions 4.3.6 and earlier lack proper authorization checks on certain operations. A logged-in user with low privileges can modify form data or settings they should not have access to. The vulnerability does not expose sensitive information or cause service disruption, but allows unauthorized changes to form configuration.

What an attacker can do

03Attacker Capabilities

Modify contact form settings or data without proper authorization.

Potential impact on your site

04Site Impact

Unauthorized users can alter your contact form configuration, potentially disrupting form functionality or redirecting submissions.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege user account on the site.

Key dates

06Disclosure timeline

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