CVE-2026-9558

A Server-Side Template Injection SSTI vulnerability exists in Mautic's theme engine. The platform renders uploaded Twig templates without a sandbox or strict function restrictions. Authenticated users with permissions to create or upload themes can abuse this to execute arbitrary code on the...

CVE-2026-9558

A Server-Side Template Injection SSTI vulnerability exists in Mautic's theme engine. The platform renders uploaded Twig templates without a sandbox or strict function restrictions. Authenticated users with permissions to create or upload themes can abuse this to execute arbitrary code on the...

PT-2026-44802

Name of the Vulnerable Software and Affected Versions Mautic versions prior to 7.1.2 Mautic versions prior to 6.0.9 Mautic versions prior to 5.2.11 Mautic versions prior to 4.4.20 Description A Server-Side Template Injection SSTI issue exists in the theme engine. The platform renders uploaded Twi...