CVE-2026-24771: Hono

Medium severity, CVSS 4.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, a Cross-Site Scripting (XSS) vulnerability exists in the `ErrorBoundary` component of the hono/jsx library. Under certain usage patterns, untrusted user-controlled strings may be rendered as raw HTML, allowing arbitrary script execution in the victim's browser. Version 4.11.7 patches the issue.

Affected products

• Hono Hono: before 4.11.7 (fixed in 4.11.7)

Published 2026-01-27. Last modified 2026-06-17.