hono/jsx renders plain strings unescaped in boundary components, leading to XSS

Summary hono/jsx does not HTML-escape a plain string placed directly as a child or fallback of Suspense or ErrorBoundary, as the only child of a Context.Provider, or as the root value of renderToString / renderToReadableStream from hono/jsx/dom/server. Such a string is emitted as markup instead o...

GHSA-HXH3-VQPV-XPQV hono/jsx renders plain strings unescaped in boundary components, leading to XSS

Summary hono/jsx does not HTML-escape a plain string placed directly as a child or fallback of Suspense or ErrorBoundary, as the only child of a Context.Provider, or as the root value of renderToString / renderToReadableStream from hono/jsx/dom/server. Such a string is emitted as markup instead o...

Duplicate Advisory: hono/jsx renders plain strings unescaped in boundary components, leading to XSS

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-hxh3-vqpv-xpqv. This link is maintained to preserve external references. Original Description hono before 4.13.7 fails to HTML-escape plain strings rendered by hono/jsx as a child or fallback of Suspense, as a...

GHSA-6623-4Q32-82V8 Duplicate Advisory: hono/jsx renders plain strings unescaped in boundary components, leading to XSS

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-hxh3-vqpv-xpqv. This link is maintained to preserve external references. Original Description hono before 4.13.7 fails to HTML-escape plain strings rendered by hono/jsx as a child or fallback of Suspense, as a...

CVE-2026-93981 hono/jsx before 4.13.7 Cross-Site Scripting via Unescaped Strings

hono before 4.13.7 fails to HTML-escape plain strings rendered by hono/jsx as a child or fallback of Suspense, as a string child of ErrorBoundary alongside an asynchronous sibling, as the single child of a Context.Provider, or as the root value passed to renderToString or renderToReadableStream...

CVE-2026-24771

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...

Hono vulnerable to XSS through ErrorBoundary component

Summary 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. Details The issue is in the...

Cross-site Scripting (XSS)

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Cross-site Scripting XSS via the ErrorBoundary component of the jsx library, when untrusted user-controlled strings are rendered as raw HTML. An attacker can execute scripts in the victim...

Cross-site Scripting (XSS)

Overview org.webjars.npm:hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Cross-site Scripting XSS via the ErrorBoundary component of the jsx library, when untrusted user-controlled strings are rendered as raw HTML. An attacker can execute scrip...

CVE-2026-24771 Hono has a Cross-site Scripting vulnerability

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...

PT-2026-5014

Name of the Vulnerable Software and Affected Versions Hono versions prior to 4.11.7 Description A Cross-Site Scripting XSS issue exists in the ErrorBoundary component of the hono/jsx library. Untrusted data from users may be rendered as raw HTML, potentially allowing execution of arbitrary script...

CVE-2026-24771: Improper Neutralization of Input During Web Page Generation

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...