CVE-2026-59896 hono/jsx does not isolate context per request, leading to cross-request data disclosure

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.11.8 before 4.12.27, hono/jsx did not isolate context values per request during server-side rendering, allowing createContext, useContext, jsxRenderer, or useRequestContext data from a different in-flight...

CVE-2026-59896

Hono/jsx in the Hono web framework exposes a cross-request data disclosure during server-side rendering. From version 4.11.8 up to, but not including, 4.12.27, context values created via createContext, useContext, jsxRenderer, or useRequestContext were not isolated per request and could be reused...

Hono 注入漏洞

Hono is a web framework written in TypeScript for the Hono community. Versions of Hono prior to 4.12.16 had an injection vulnerability. This vulnerability stemmed from improper handling of JSX element tag names in hono/jsx, allowing unvalidated tag names to be directly inserted into the generated...

hono/jsx has Unvalidated JSX Tag Names that May Allow HTML Injection

Summary Improper handling of JSX element tag names in hono/jsx allowed unvalidated tag names to be directly inserted into the generated HTML output. When untrusted input is used as a tag name via the programmatic jsx or createElement APIs during server-side rendering, specially crafted values may...

GHSA-458J-XX4X-4375 hono Improperly Handles JSX Attribute Names Allows HTML Injection in hono/jsx SSR

Summary Improper handling of JSX attribute names in hono/jsx allows malformed attribute keys to corrupt the generated HTML output. When untrusted input is used as attribute keys during server-side rendering, specially crafted keys can break out of attribute or tag boundaries and inject unintended...

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...

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...