CVE-2025-49064 HIGH

CVE-2025-49064: WordPress User Language Switch plugin <= 1.6.10 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Webilop
Product User Language Switch
Weakness CWE-79 · XSS
Published August 14, 2025
Last update May 12, 2026

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/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 Webilop User Language Switch user-language-switch allows Reflected XSS.This issue affects User Language Switch: from n/a through <= 1.6.10.

Explanation of Vulnerability in Simple Terms

02Summary

User Language Switch versions 1.6.10 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in a victim's browser when they visit an affected page. The vulnerability requires user interaction and can affect other users or the site itself depending on where the injection occurs.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers, potentially stealing session tokens or redirecting users.

Potential impact on your site

04Site Impact

Visitors' browsers can be compromised; session hijacking or malware distribution possible if the plugin is active.

Conditions required to exploit

05Prerequisites

Victim must visit a page containing the attacker's malicious input; no authentication required.

Key dates

06Disclosure timeline

August 14, 2025 CVE published
May 12, 2026 Record updated