Prototype Pollution

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Prototype Pollution in parseBody, when the dot option is enabled. An attacker can supply objects with proto properties, which may later be merged by other functions in the application,...

CVE-2026-29087

The connected IBM bulletin confirms CVE-2026-29087 affects the Node.js module hono used by IBM App Connect Enterprise Certified Container. The vulnerability arises from inconsistent URL decoding when static file serving and route-middleware protections are used together, allowing access to protec...

CVE-2026-29086

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, the setCookie utility did not validate semicolons ;, carriage returns \r, or newline characters \n in the domain and path options when constructing the Set-Cookie header. Because cookie...

CVE-2026-29045

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using serveStatic together with route-based middleware protections e.g. app.use'/admin/', ..., inconsistent URL decoding allowed protected static resources to be accessed without...

CRLF Injection

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to CRLF Injection via the writeSSE function when untrusted input containing carriage return or newline characters is passed to the event, id, or retry fields. An attacker can inject addition...

CRLF Injection

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to CRLF Injection via the setCookie utility. An attacker can inject unauthorized cookie attributes by supplying specially crafted input containing semicolons, carriage returns, or newline...

CVE-2026-29045

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using serveStatic together with route-based middleware protections e.g. app.use'/admin/', ..., inconsistent URL decoding allowed protected static resources to be accessed without...

CVE-2026-29086

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, the setCookie utility did not validate semicolons ;, carriage returns \r, or newline characters \n in the domain and path options when constructing the Set-Cookie header. Because cookie...

CVE-2026-29085

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using streamSSE in Streaming Helper, the event, id, and retry fields were not validated for carriage return \r or newline \n characters. Because the SSE protocol uses line breaks as...

CVE-2026-29085

CVE-2026-29085 – Hono SSE field-injection risk . IBM reports that the Hono-based Node.js module used by IBM App Connect Enterprise contains a vulnerability in streamSSE() within Streaming Helper prior to 4.12.4, where event, id, and retry fields were not validated for CR/LF characters. Since SSE ...

CVE-2026-29085 Hono: SSE Control Field Injection via CR/LF in writeSSE()

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using streamSSE in Streaming Helper, the event, id, and retry fields were not validated for carriage return \r or newline \n characters. Because the SSE protocol uses line breaks as...

CVE-2026-29085

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using streamSSE in Streaming Helper, the event, id, and retry fields were not validated for carriage return \r or newline \n characters. Because the SSE protocol uses line breaks as...

CVE-2026-29085 Hono: SSE Control Field Injection via CR/LF in writeSSE()

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using streamSSE in Streaming Helper, the event, id, and retry fields were not validated for carriage return \r or newline \n characters. Because the SSE protocol uses line breaks as...

CVE-2026-29085 Hono: SSE Control Field Injection via CR/LF in writeSSE()

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using streamSSE in Streaming Helper, the event, id, and retry fields were not validated for carriage return \r or newline \n characters. Because the SSE protocol uses line breaks as...

CVE-2026-29045

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using serveStatic together with route-based middleware protections e.g. app.use'/admin/', ..., inconsistent URL decoding allowed protected static resources to be accessed without...

CVE-2026-29045 Hono: Arbitrary file access via serveStatic vulnerability

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using serveStatic together with route-based middleware protections e.g. app.use'/admin/', ..., inconsistent URL decoding allowed protected static resources to be accessed without...

CVE-2026-29045 Hono: Arbitrary file access via serveStatic vulnerability

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, when using serveStatic together with route-based middleware protections e.g. app.use'/admin/', ..., inconsistent URL decoding allowed protected static resources to be accessed without...

CVE-2026-29086 Hono: Cookie Attribute Injection via Unsanitized domain and path in setCookie()

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, the setCookie utility did not validate semicolons ;, carriage returns \r, or newline characters \n in the domain and path options when constructing the Set-Cookie header. Because cookie...

CVE-2026-29086

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.12.4, the setCookie utility did not validate semicolons ;, carriage returns \r, or newline characters \n in the domain and path options when constructing the Set-Cookie header. Because cookie...

CVE-2026-29086

In IBM advisories, CVE-2026-29086 affects the Hono web framework used by IBM App Connect Enterprise containers. Prior to 4.12.4, setCookie() did not validate semicolons, carriage returns, or newlines in domain and path when constructing Set-Cookie, enabling potential cookie-attribute injection. T...