CVE-2025-49433 MEDIUM

CVE-2025-49433: WordPress Supermalink <= 1.1 - Cross Site Scripting (XSS) Vulnerability

Vendor Thanhd
Product Supermalink
Weakness CWE-79 · XSS
Published August 14, 2025
Last update April 29, 2026

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 ThanhD Supermalink supermalink allows DOM-Based XSS.This issue affects Supermalink: from n/a through <= 1.1.

Explanation of Vulnerability in Simple Terms

02Summary

Supermalik versions 1.1 and earlier contain a cross-site scripting (XSS) vulnerability that allows authenticated users to inject malicious scripts. The vulnerability requires user interaction and affects the scope beyond the vulnerable component. An attacker with low privileges can inject code that impacts confidentiality, integrity, and availability of the site.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers and affect site functionality.

Potential impact on your site

04Site Impact

Authenticated attackers can deface content, steal session tokens, or redirect users to phishing sites.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account and trick a user into visiting a malicious link or page.

Key dates

06Disclosure timeline

August 14, 2025 CVE published
April 29, 2026 Record updated

Related vulnerabilities

08Related CVE