HTTP Request Smuggling

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling in the HTTP/1.1 parsing process. An attacker can bypass front-end controls, capture another user's headers, or poison a cache by sending requests with differing duplicate Content-Length headers, especially when th...

HTTP Request Smuggling

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling in the HTTP/1.1 parsing process. An attacker can bypass front-end controls, capture another user's headers, or poison a cache by sending requests with differing duplicate Content-Length headers, especially when th...

CVE-2026-87289

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webserver-static-content. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attac...

CVE-2026-83353

Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware component: Content Server. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle WebCenter...

CVE-2026-69217

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember’s HTTP/1.1 parser accepts differing duplicate Content-Length headers and uses the last value instead of rejecting the message. When an Ember server is behind a keep-alive intermediary that selects a different...

CVE-2026-87289

CVE-2026-87289 affects the helidon-webserver-static-content component of Oracle Helidon (Oracle Fusion Middleware), versions 4.0.0 through 4.5.4 . An unauthenticated attacker with network access via HTTP can trigger a hang or frequently repeatable crash, resulting in a complete denial of service ...

EUVD-2026-79938

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webserver-static-content. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attac...

CVE-2026-83353

Oracle WebCenter Content (component: Content Server ) in Oracle Fusion Middleware has a vulnerability affecting supported versions 12.2.1.4.0 and 14.1.2.0.0 . A low-privileged attacker with local access to the infrastructure where the product executes can exploit it with low complexity and no use...

EUVD-2026-79706

Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware component: Content Server. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle WebCenter...

Http4s Ember accepts Transfer-Encoding combined with Content-Length (CL.TE request smuggling)

Summary Ember's HTTP/1.1 request parser does not reject a message that carries both a Transfer-Encoding and a Content-Length header. RFC 9112 §6.1 requires a server to treat such a message as a framing error and close the connection. An intermediary that follows the RFC's CL-strip-and-forward pat...

GHSA-8H4C-X2WG-6XP8 Http4s Ember accepts Transfer-Encoding combined with Content-Length (CL.TE request smuggling)

Summary Ember's HTTP/1.1 request parser does not reject a message that carries both a Transfer-Encoding and a Content-Length header. RFC 9112 §6.1 requires a server to treat such a message as a framing error and close the connection. An intermediary that follows the RFC's CL-strip-and-forward pat...

CVE-2026-69217

Http4s (a Scala HTTP service interface) is vulnerable to CL.CL request smuggling due to its Ember HTTP/1.1 parser accepting differing duplicate Content-Length headers and using the last value instead of rejecting the message. Affected versions are prior to 0.23.35 and 1.0.0-M47 . When an Ember se...

CVE-2026-69217 Http4s: Ember Server accepts duplicate Content-Length headers

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember’s HTTP/1.1 parser accepts differing duplicate Content-Length headers and uses the last value instead of rejecting the message. When an Ember server is behind a keep-alive intermediary that selects a different...

CVE-2026-69217 Http4s: Ember Server accepts duplicate Content-Length headers

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember’s HTTP/1.1 parser accepts differing duplicate Content-Length headers and uses the last value instead of rejecting the message. When an Ember server is behind a keep-alive intermediary that selects a different...

EUVD-2026-79193

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember’s HTTP/1.1 parser accepts differing duplicate Content-Length headers and uses the last value instead of rejecting the message. When an Ember server is behind a keep-alive intermediary that selects a different...

CVE-2026-69217 Http4s: Ember Server accepts duplicate Content-Length headers

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember’s HTTP/1.1 parser accepts differing duplicate Content-Length headers and uses the last value instead of rejecting the message. When an Ember server is behind a keep-alive intermediary that selects a different...

CVE-2026-69204

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember HTTP/1.1 does not reject messages containing both Transfer-Encoding and Content-Length, so an intermediary and Ember can select different body framing rules. When ember-server is behind a keep-alive intermediary...

EUVD-2026-79025

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember HTTP/1.1 does not reject messages containing both Transfer-Encoding and Content-Length, so an intermediary and Ember can select different body framing rules. When ember-server is behind a keep-alive intermediary...

CVE-2026-69204 Http4s: Ember accepts Transfer-Encoding combined with Content-Length (CL.TE request smuggling)

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember HTTP/1.1 does not reject messages containing both Transfer-Encoding and Content-Length, so an intermediary and Ember can select different body framing rules. When ember-server is behind a keep-alive intermediary...

CVE-2026-69204 Http4s: Ember accepts Transfer-Encoding combined with Content-Length (CL.TE request smuggling)

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, Ember HTTP/1.1 does not reject messages containing both Transfer-Encoding and Content-Length, so an intermediary and Ember can select different body framing rules. When ember-server is behind a keep-alive intermediary...