plugin

User Language Switch Vulnerabilities

3 known security issues reported for the User Language Switch WordPress plugin. Most recent disclosed Feb 13, 2026.

3 medium

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User Language Switch <= 1.6.10 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'tab_color_picker_language_switch' Parameter

medium

The User Language Switch plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'tab_color_picker_language_switch' parameter in all versions up to, and including, 1.6.10 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-...

CVSS:
4.4
Affected:
up to 1.6.10
Fix:
No patched version reported
Disclosed:
Feb 13, 2026

CVE-2026-0735 on NVD →

User Language Switch <= 1.6.10 - Authenticated (Administrator+) Server-Side Request Forgery via 'info_language' Parameter

medium

The User Language Switch plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.6.10 due to missing URL validation on the 'download_language()' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests...

CVSS:
5.5
Affected:
up to 1.6.10
Fix:
No patched version reported
Disclosed:
Feb 13, 2026

CVE-2026-0745 on NVD →

User Language Switch <= 1.6.10 - Reflected Cross-Site Scripting

medium

The User Language Switch plugin for WordPress is vulnerable to Reflected Cross-Site Scripting in versions up to, and including, 1.6.10 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can succes...

CVSS:
6.1
Affected:
up to 1.6.10
Fix:
No patched version reported
Disclosed:
Aug 7, 2025

CVE-2025-49064 on NVD →

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