Live chat plugins add third-party scripts, public widgets, and administrator managed page identifiers to WordPress pages. That makes them useful for customer communication, but also security-sensitive because stored settings are rendered to visitors and external script behavior becomes part of the public site surface. Facebook Chat Plugin – Live Chat Plugin for WordPress version 2.5 has successfully completed the CleanTalk Plugin Security Certification process and received PSC-2026-64667, confirming that the plugin was reviewed from a secure code perspective with attention to common exploitation paths for live chat widget settings, public script rendering, and third-party page connection workflows.
| Name of | Facebook Chat Plugin – Live Chat Plugin for WordPress |
| Version | 2.5 |
| Active installations | 80,000+ |
| Description | The Facebook Chat Plugin makes it easy for your website visitors to chat with you and ask you questions, even if they don’t have Messenger. |
| Security | Successfully tested for: SQL Injection (SQLi) Cross-Site Scripting (XSS) – Stored and Reflected Cross-Site Request Forgery (CSRF) Authentication Vulnerabilities Authentication Bypass Exploits Privilege Escalation Buffer Overflow Denial-of-Service (DoS) vectors Data Leakage Vulnerabilities Insecure Dependency Usage Remote Code Execution (RCE) Risks Unauthorized File Access Insufficient Injection Protection Information Disclosure via Misconfigured Endpoints |
| CleanTalk Certification | Proudly earned the “Plugin Security Certification” (PSC) from CleanTalk, indicating adherence to stringent security standards. |
| Additional Information | Use Facebook Chat Plugin – Live Chat Plugin for WordPress with confidence backed by the “Plugin Security Certification” (PSC). Always verify the latest plugin details and keep WordPress core and dependent components up to date. |
| Plugin Security Certification by CleanTalk |  |
| Logo of the plugin |  |
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Key Features
Facebook Chat Plugin – Live Chat Plugin for WordPress Facebook Chat Plugin adds Messenger based customer chat to WordPress websites. It stores widget configuration, connects a site to a Facebook page, renders public chat scripts, and controls where visitors can open a conversation from the front end. These capabilities matter for security because the plugin touches stored identifiers, front-end JavaScript output, administrator settings, visitor facing markup, and third-party service integration. Secure implementation must escape settings before rendering, restrict configuration changes to authorized users, protect settings forms with nonces, avoid leaking private configuration data, and keep script output predictable across themes and public pages.
Security Assurance
The CleanTalk Plugin Security Certification evaluation focuses on defensive rendering behavior for plugins that place third-party widgets on public pages. For live chat plugins, common abuse patterns include stored XSS through widget settings, unauthorized changes to connected page identifiers, CSRF against chat configuration, unsafe script output, or information disclosure through public configuration values. The review validates that administrator settings are protected, that public widget output is escaped, and that visitor facing scripts do not expose more data than required for the chat workflow. Particular attention is paid to stored configuration, script injection points, page identifier handling, settings updates, and compatibility with logged-in and anonymous visitor contexts.
The plugin has been successfully tested for:
✅ Information Leakage Vulnerabilities
✅ SQL Injection Vulnerabilities
✅ Cross-Site Scripting (XSS) Attacks
✅ Cross-Site Request Forgery (CSRF) Attacks
✅ Authentication and Authentication Bypass Vulnerabilities
✅ Privilege Escalation Vulnerabilities
✅ Buffer Overflow Vulnerabilities
✅ Denial-of-Service (DoS) Vulnerabilities
✅ Data Leakage Vulnerabilities
✅ Insecure Dependencies
✅ Code Execution Vulnerabilities
✅ File Unauthorized Access Vulnerabilities
✅ Insufficient Injection Protection
Conclusion
With PSC-2026-64667, Facebook Chat Plugin – Live Chat Plugin for WordPress version 2.5 demonstrates strong baseline security for the workflows that matter most in live chat plugins: protecting widget settings, safely rendering third-party scripts, preserving administrator control, and limiting public exposure of configuration values. This certification helps site owners add customer chat while keeping the public front end under control. As a best practice, review the connected Facebook page, limit who can edit chat settings, and recheck widget behavior after theme or plugin updates.
Note: The date and certification information may change over time. It is advisable to verify the latest details on the plugin developer’s website.
