BASELINE NowYouCanUse.com
Newly Available Reporting
id: reporting-csp-violations

CSP violation reports

CSP violation reporting sends a report to a URL nominated by the Reporting-Endpoints header or the ReportingObserver API when a page violates its content security policy.
Baseline Status: Achieved Newly Available on Mar 24, 2026 across core engines.
Desktop Browser Engine Support
Google Chrome
74
Supported
Mozilla Firefox
149
Supported
Apple Safari
18.4
Supported
Microsoft Edge
79
Supported
Mobile Browser Engine Support
Chrome Android
74
Firefox Android
149
Safari iOS
18.4
Specifications and References