GO-2026-6566 Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header in github.com/fabiolb/fabio

Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers clientip/tls/requestid still strippable via the Connection header in github.com/fabiolb/fabio...

EUVD-2026-83986

Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers clientip/tls/requestid still strippable via the Connection header...

GHSA-FQ95-V8XC-JM3V Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header

Affected: github.com/fabiolb/fabio = 1.6.6 through 1.7.1 and master HEAD c75f8a6. Summary The v1.6.6 fix for CVE-2025-48865 sweeps the client Connection header against a hardcoded allowlist protectHeaders proxy/httpheaders.go:28-36 containing only the 7 X-Forwarded family headers. Fabio also...

Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header

Affected: github.com/fabiolb/fabio = 1.6.6 through 1.7.1 and master HEAD c75f8a6. Summary The v1.6.6 fix for CVE-2025-48865 sweeps the client Connection header against a hardcoded allowlist protectHeaders proxy/httpheaders.go:28-36 containing only the 7 X-Forwarded family headers. Fabio also...

SUSE CVE-2026-88008

Traefik is an open source HTTP reverse proxy and load balancer. From 2.11.26 until 2.11.57 and 3.7.13, Traefik forwards a client-supplied Connection header requesting Upgrade, the Upgrade: h2c token, and HTTP2-Settings to a shared backend. If the backend accepts h2c and returns 101 Switching...

CVE-2026-62987 Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header

Fabio is an HTTPS and TCP router for deploying applications managed by consul. From 1.6.6 until 1.7.2, the CVE-2025-48865 fix in proxy/httpheaders.go uses protectHeaders for a hardcoded set of forwarded headers but omits the operator-configured ClientIPHeader, TLSHeader, and RequestID names. In...

CVE-2026-62987 Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header

Fabio is an HTTPS and TCP router for deploying applications managed by consul. From 1.6.6 until 1.7.2, the CVE-2025-48865 fix in proxy/httpheaders.go uses protectHeaders for a hardcoded set of forwarded headers but omits the operator-configured ClientIPHeader, TLSHeader, and RequestID names. In...

CVE-2026-62987 Fabio - Incomplete fix for CVE-2025-48865: operator-configured trust headers (clientip/tls/requestid) still strippable via the Connection header

Fabio is an HTTPS and TCP router for deploying applications managed by consul. From 1.6.6 until 1.7.2, the CVE-2025-48865 fix in proxy/httpheaders.go uses protectHeaders for a hardcoded set of forwarded headers but omits the operator-configured ClientIPHeader, TLSHeader, and RequestID names. In...

CVE-2026-62987

Fabio (an HTTP/S and TCP router for Consul-managed applications) versions 1.6.6 through 1.7.2 contain an incomplete fix for CVE-2025-48865 . The protectHeaders logic in proxy/http_headers.go covers a hardcoded set of forwarded headers but omits operator-configured ClientIPHeader , TLSHeader , and...

CVE-2026-88008

Traefik is an open source HTTP reverse proxy and load balancer. From 2.11.26 until 2.11.57 and 3.7.13, Traefik forwards a client-supplied Connection header requesting Upgrade, the Upgrade: h2c token, and HTTP2-Settings to a shared backend. If the backend accepts h2c and returns 101 Switching...

CVE-2026-88008: Inconsistent Interpretation of HTTP Requests

Traefik is an open source HTTP reverse proxy and load balancer. From 2.11.26 until 2.11.57 and 3.7.13, Traefik forwards a client-supplied Connection header requesting Upgrade, the Upgrade: h2c token, and HTTP2-Settings to a shared backend. If the backend accepts h2c and returns 101 Switching...

CVE-2026-71849

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.7.0 to 4.12.33, the Proxy Helper proxy function in hono/proxy does not remove response headers named by the origin's Connection header. Per RFC 9110 Section 7.6.1, an intermediary must remove the header...

NPM: Hono: Proxy Helper does not remove response headers listed in the `Connection` header

NPM: Hono: Proxy Helper does not remove response headers listed in the Connection header vulnerability discovered by ? in WordPress Npm hono versions = 4.7.0, 4.12.34...

HTTP Request Smuggling

Overview org.webjars.npm:hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to HTTP Request Smuggling in the proxy process. An attacker can access connection-scoped or internal metadata by sending requests to an application that proxies responses fro...

GHSA-79QM-7RJ5-M7R9 Hono: Proxy Helper does not remove response headers listed in the `Connection` header

Summary The Proxy Helper hono/proxy does not remove response headers named by the origin's Connection header. Headers that the origin marked as connection-scoped are therefore forwarded to clients. Details Per RFC 9110 Section 7.6.1, an intermediary must remove the header fields listed in a...

HTTP Request Smuggling

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to HTTP Request Smuggling in the proxy process. An attacker can access connection-scoped or internal metadata by sending requests to an application that proxies responses from an origin...

Hono: Proxy Helper does not remove response headers listed in the `Connection` header

Summary The Proxy Helper hono/proxy does not remove response headers named by the origin's Connection header. Headers that the origin marked as connection-scoped are therefore forwarded to clients. Details Per RFC 9110 Section 7.6.1, an intermediary must remove the header fields listed in a...

CVE-2026-71849 Hono: Proxy Helper does not remove response headers listed in the `Connection` header

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.7.0 to 4.12.33, the Proxy Helper proxy function in hono/proxy does not remove response headers named by the origin's Connection header. Per RFC 9110 Section 7.6.1, an intermediary must remove the header...

CVE-2026-71849

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.7.0 to 4.12.33, the Proxy Helper proxy function in hono/proxy does not remove response headers named by the origin's Connection header. Per RFC 9110 Section 7.6.1, an intermediary must remove the header...

EUVD-2026-54579

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.7.0 to 4.12.33, the Proxy Helper proxy function in hono/proxy does not remove response headers named by the origin's Connection header. Per RFC 9110 Section 7.6.1, an intermediary must remove the header...