CVE-2026-59895 Hono: Server-Side XSS via JSX Escaping Bypass in cx() Utility

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.0.0 before 4.12.27, cx in hono/css composes class names from plain strings but marks the result as already escaped without HTML-escaping the input, allowing untrusted className values used in a JSX class...

PT-2026-56506

Name of the Vulnerable Software and Affected Versions Hono versions 4.11.8 through 4.12.26 Description During server-side rendering, the hono/jsx module fails to isolate context values on a per-request basis. This allows data from a different in-flight request to be accessed after an await...