CVE-2026-26747

A Host Header Poisoning vulnerability exists in Monica version 4.1.2 due to the improper handling of the HTTP Host header within app/Providers/AppServiceProvider.php. This issue is exacerbated by a default misconfiguration where app.force_url is set to false . Because the application generates ab...

CVE-2026-26747

A Host Header Poisoning vulnerability exists in Monica 4.1.2 due to improper handling of the HTTP Host header in app/Providers/AppServiceProvider.php, combined with the default misconfiguration where the "app.forceurl" is not set and default is "false". The application generates absolute URLs suc...