HTTP Request Smuggling io.netty:netty-codec-http Dependency in Crowd Data Center

This is a vulnerability in a non-Atlassian dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity HTTP Request Smuggling vulnerability was introduced in versions 6.2.0, 6.3.0, 7.0.0, 7.1.0, 7.2.0 of Crowd Data Center. This HTTP...

HTTP Request Smuggling io.netty:netty-codec-http Dependency in Crowd Data Center

This is a vulnerability in a non-Atlassian dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This Critical severity HTTP Request Smuggling vulnerability was introduced in versions 6.2.0, 6.3.0, 7.0.0, 7.1.0, 7.2.0 of Crowd Data Center. This HTTP...

Security Bulletin: SPSS Collaboration and Deployment Services is affected by multiple vulnerabilities in Eclipse Jetty

Summary SPSS Collaboration and Deployment Services is affected by multiple vulnerabilities in Eclipse Jetty. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2025-11143 DESCRIPTION: The Jetty URI parser has some key differences to other common parsers when...

CVE-2026-6338

A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic...

CVE-2026-6338 HTTP request smuggling in Kong Enteprise Gateway

A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic...

CVE-2026-6338 HTTP request smuggling in Kong Enteprise Gateway

A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic...

CVE-2026-6338

Kong Gateway Enterprise versions 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 are affected by a HTTP request smuggling and desynchronization vulnerability caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic. The issue can enable network‑level abus...

EUVD-2026-36246

A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic...

CVE-2026-49214 guzzlehttp/psr7 has CRLF Injection via URI Host Component

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. A vulnerable flow is: First, an application accepts a user-controlled URL. Second, the URL is used to...

HTTP Request Smuggling io.netty:netty-codec-http Dependency in Jira Service Management Data Center

This is a vulnerability in a non-Atlassian Jira dependency. Atlassian's application of this dependency presents a lower, non-critical assessed risk. This High severity HTTP Request Smuggling vulnerability was introduced in versions 10.3.0 and 11.3.0 of Jira Service Management Data Center. This HT...

Security Bulletin: Due to the use of Netty, IBM Enterprise Build of Quarkus is affected by multiple vulnerabilities

Summary IBM Enterprise Build of Quarkus is affected by vulnerabilities in Netty Vulnerability Details CVEID:CVE-2026-42580 DESCRIPTION: Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, Netty's chunk size parser silently overflows int,...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS : Netty vulnerabilities (USN-8401-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8401-1 advisory. It was discovered that Netty's HTTP proxy handler did not properly validate heade...

PT-2026-48667

A HTTP request smuggling and desynchronization vulnerability affects Kong Gateway Enterprise 3.4, 3.10, 3.11, 3.12, 3.13, and 3.14 series. The vulnerability is caused by a parsing flaw in Kong’s HTTP request processing pipeline when handling untrusted HTTP/1.1 traffic...

undertow: Undertow: Request Smuggling via Malformed HTTP Request Headers

A flaw was found in Undertow. When Undertow receives an HTTP request where the first header line starts with one or more spaces, it incorrectly processes the request by stripping these leading spaces. This behavior, which violates HTTP standards, can be exploited by a remote attacker to perform...

undertow: Undertow: Request smuggling via inconsistent header parsing

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

undertow: Undertow: Request smuggling via `\r\r\r` as a header block terminator

A flaw was found in Undertow. A remote attacker can exploit this vulnerability by sending \r\r\r as a header block terminator. This can be used for request smuggling with certain proxy servers, such as older versions of Apache Traffic Server and Google Cloud Classic Application Load Balancer,...

undertow: Undertow: Request Smuggling via Malformed HTTP Request Headers

A flaw was found in Undertow. When Undertow receives an HTTP request where the first header line starts with one or more spaces, it incorrectly processes the request by stripping these leading spaces. This behavior, which violates HTTP standards, can be exploited by a remote attacker to perform...

undertow: Undertow: Request smuggling via inconsistent header parsing

A flaw was found in Undertow. This vulnerability allows a remote attacker to construct specially crafted requests where header names are parsed differently by Undertow compared to upstream proxies. This discrepancy in header interpretation can be exploited to launch request smuggling attacks,...

undertow: Undertow: Request smuggling via `\r\r\r` as a header block terminator

A flaw was found in Undertow. A remote attacker can exploit this vulnerability by sending \r\r\r as a header block terminator. This can be used for request smuggling with certain proxy servers, such as older versions of Apache Traffic Server and Google Cloud Classic Application Load Balancer,...

org.eclipse.jetty/jetty-http: HTTP request smuggling via chunked extension quoted-string parsing

A flaw was found in Eclipse Jetty. The HTTP/1.1 parser is vulnerable to request smuggling when chunk extensions are used. An attacker can inject crafted requests to manipulate and trick the parser. This issue can lead to security controls bypass, cache poisoning or unauthorized endpoint access...