CVE-2025-9857: Heateor Login – Social Login Plugin <= 1.1.9 - Authenticated (Contributor+) Stored Cross-Site Scripting
The Heateor Login – Social Login Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'HeateorFacebookLogin' shortcode in all versions up to, and including, 1.1.9 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-9857?
CVE-2025-9857 is classified as a high-severity vulnerability due to its potential for stored cross-site scripting attacks.
How do I fix CVE-2025-9857?
To resolve CVE-2025-9857, update the Heateor Login – Social Login Plugin to version 1.1.10 or higher.
What versions are affected by CVE-2025-9857?
CVE-2025-9857 affects all versions of the Heateor Login – Social Login Plugin up to and including version 1.1.9.
What type of vulnerability is CVE-2025-9857?
CVE-2025-9857 is a stored cross-site scripting (XSS) vulnerability caused by insufficient input sanitization and output escaping.
What is the impact of CVE-2025-9857?
The impact of CVE-2025-9857 includes the possibility for attackers to inject malicious scripts that can be executed in a user's browser.