CVE-2025-14887

Name of the Vulnerable Software and Affected Versions twinklesmtp – Email Service Provider For WordPress plugin versions up to and including 1.03

Description The twinklesmtp – Email Service Provider For WordPress plugin for WordPress is susceptible to Stored Cross-Site Scripting through the plugin’s sender settings. Insufficient input sanitization and output escaping allow authenticated attackers with administrator-level permissions or higher to inject arbitrary web scripts into pages. These scripts will execute when a user accesses the injected page. This issue only impacts multi-site installations and installations where unfiltered html has been disabled.

Recommendations Update twinklesmtp – Email Service Provider For WordPress plugin to a version later than 1.03.