CVE-2021-25762

In JetBrains Ktor before 1.4.3, HTTP Request Smuggling was possible...

CVE-2021-31923

Ping Identity PingAccess before 5.3.3 allows HTTP request smuggling via header manipulation...

CVE-2020-7659

reel through 0.6.1 allows Request Smuggling attacks due to incorrect Content-Length and Transfer encoding header parsing. It is possible to conduct HTTP request smuggling attacks by sending the Content-Length header twice. Furthermore, invalid Transfer Encoding headers were found to be parsed as...

CVE-2020-5207

In Ktor before 1.3.0, request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle \n as a headers separator...

CVE-2020-6833

An issue was discovered in GitLab EE 11.3 and later. A GitLab Workhorse bypass could lead to package and file disclosure via request smuggling...

CVE-2020-11724

An issue was discovered in OpenResty before 1.15.8.4. ngxhttpluasubrequest.c allows HTTP request smuggling, as demonstrated by the ngx.location.capture API...

CVE-2020-35884

An issue was discovered in the tinyhttp crate through 2020-06-16 for Rust. HTTP Request smuggling can occur via a malformed Transfer-Encoding header...

CVE-2020-35863

An issue was discovered in the hyper crate before 0.12.34 for Rust. HTTP request smuggling can occur. Remote code execution can occur in certain situations with an HTTP server on the loopback interface...

CVE-2025-4366

A request smuggling vulnerability identified within Pingora’s proxying framework, pingora-proxy, allows malicious HTTP requests to be injected via manipulated request bodies on cache HITs, leading to unauthorized request execution and potential cache poisoning. Fixed in: ...

CVE-2025-4366 Request Smuggling Vulnerability in Pingora

A request smuggling vulnerability identified within Pingora’s proxying framework, pingora-proxy, allows malicious HTTP requests to be injected via manipulated request bodies on cache HITs, leading to unauthorized request execution and potential cache poisoning. Fixed in: ...

CVE-2025-4366 Request Smuggling Vulnerability in Pingora

A request smuggling vulnerability identified within Pingora’s proxying framework, pingora-proxy, allows malicious HTTP requests to be injected via manipulated request bodies on cache HITs, leading to unauthorized request execution and potential cache poisoning. Fixed in: ...

CVE-2025-4366

CVE-2025-4366 is a Pingora (pingora-proxy) request-smuggling vulnerability. It allows injecting malicious HTTP requests via manipulated request bodies on cache HITs, enabling unauthorized request execution and potential cache poisoning on HTTP/1.1 connections. The issue affects Pingora’s proxying...

CVE-2025-4366 Request Smuggling Vulnerability in Pingora

A request smuggling vulnerability identified within Pingora’s proxying framework, pingora-proxy, allows malicious HTTP requests to be injected via manipulated request bodies on cache HITs, leading to unauthorized request execution and potential cache poisoning. Fixed in: ...

CVE-2020-36202

An issue was discovered in the async-h1 crate before 2.3.0 for Rust. Request smuggling can occur when used behind a reverse proxy...

CVE-2020-26129

In JetBrains Ktor before 1.4.1, HTTP request smuggling was possible...

CVE-2020-7670

agoo prior to 2.14.0 allows request smuggling attacks where agoo is used as a backend and a frontend proxy also being vulnerable. HTTP pipelining issues and request smuggling attacks might be possible due to incorrect Content-Length and Transfer encoding header parsing. It is possible to conduct...

Pingora Request Smuggling and Cache Poisoning

Pingora versions prior to 0.5.0 which used the caching functionality in pingora-proxy did not properly drain the downstream request body on cache hits. This allows an attacker to craft malicious HTTP/1.1 requests which could lead to request smuggling or cache poisoning. This flaw was corrected in...

RUSTSEC-2025-0037 Pingora Request Smuggling and Cache Poisoning

Pingora versions prior to 0.5.0 which used the caching functionality in pingora-proxy did not properly drain the downstream request body on cache hits. This allows an attacker to craft malicious HTTP/1.1 requests which could lead to request smuggling or cache poisoning. This flaw was corrected in...

CVE-2016-15039

A vulnerability classified as critical was found in mhuertos phpLDAPadmin up to 665dbc2690ebeb5392d38f1fece0a654225a0b38. Affected by this vulnerability is the function makeHttpRequest of the file htdocs/js/ajaxfunctions.js. The manipulation leads to http request smuggling. The attack can be...

PT-2025-22502 · Cloudflare · Pingora

Name of the Vulnerable Software and Affected Versions: Pingora versions prior to the fixed version Description: A request smuggling issue was identified in Pingora's proxying framework, pingora-proxy, allowing malicious HTTP requests to be injected via manipulated request bodies on cache HITs. Th...