CVE-2026-54497

CVE-2026-54497 (ViewComponent, Ruby on Rails) : Affected through ViewComponent::Base from 4.0.0 to 4.11.x where render_in can retain render-scoped objects across invocations. Reusing the same component instance (or collection/spacer) across requests/threads can cause stale request context, helper...

Protection Mechanism Failure

Overview dompurify is a DOM-only XSS sanitizer for HTML, MathML and SVG. Affected versions of this package are vulnerable to Protection Mechanism Failure through the clearConfig function. An attacker can execute arbitrary scripts in a Trusted Types sink by influencing a previously supplied...

Reused Component Instances Retain Stale Render Context

Summary ViewComponent::Base instances retain multiple render-scoped objects across calls to renderin. If the same component, collection, or spacer component instance is reused across requests, users, tenants, or threads, later renders can use stale helpers, controller, request, viewflow,...