Plugin Compatibility Checker by CompatShield

Keep plugins safe — know compatibility before you update

Scan plugins and custom code across multiple PHP versions, see CVE-sourced vulnerabilities and get a concise site-health overview — all from the Portal and the plugin UI.

Key features

Everything you need to keep your WordPress plugins compatible and secure.

Per-plugin PHP scans

Runs each plugin against configured PHP versions and shows compatibility status (up to PHP 8.4).

Vulnerability feeds

Aggregates CVE and other vulnerability sources to flag affected plugins immediately.

Site health overview

Bird's-eye view: last scan, top compatibility issues, vulnerable plugins and license state.

FAQ

The scanner runs on PHP interpreters you configure on your server. Results are displayed up to PHP 8.4 by default.

We aggregate CVE feeds and other reputable vulnerability sources to identify affected plugins and highlight risks.

Yes — the Portal supports ZIP uploads of plugins, themes or custom code. Scans run server-side and results appear in the Portal and plugin UI.