User Language Switch, CVE-2026-0745

CVE, Research URL: CVE-2026-0745
Home page URL: Security reports for User Language Switch
Application: User Language Switch
Published on: Feb 14, 2026
Research Description: 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 to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
Affected versions: max 1.6.10.
Status: vulnerable