CVE-2026-49756

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in wojtekmach Req allows multipart parameter smuggling via attacker-influenced part metadata. Req.Utils.encodeformpart/2 in lib/req/utils.ex builds the per-part headers by interpolating the caller-supplied name, filename, an...

CVE-2026-49756 Multipart form-data header injection in Req via unescaped name/filename/content_type

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in wojtekmach Req allows multipart parameter smuggling via attacker-influenced part metadata. Req.Utils.encodeformpart/2 in lib/req/utils.ex builds the per-part headers by interpolating the caller-supplied name, filename, an...

CVE-2026-49756

CVE-2026-49756 describes a CRLF injection in Req.Utils.encode_form_part/2 of the Elixir Req library. User-controlled name, filename, or content_type are interpolated into Content-Disposition and Content-Type without escaping, allowing CRLFs to terminate header lines and add smuggled parts. This e...

CVE-2026-49756 Multipart form-data header injection in Req via unescaped name/filename/content_type

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in wojtekmach Req allows multipart parameter smuggling via attacker-influenced part metadata. Req.Utils.encodeformpart/2 in lib/req/utils.ex builds the per-part headers by interpolating the caller-supplied name, filename, an...

CVE-2026-49756

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in wojtekmach Req allows multipart parameter smuggling via attacker-influenced part metadata. Req.Utils.encodeformpart/2 in lib/req/utils.ex builds the per-part headers by interpolating the caller-supplied name, filename, an...

CVE-2026-49756 Multipart form-data header injection in Req via unescaped name/filename/content_type

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in wojtekmach Req allows multipart parameter smuggling via attacker-influenced part metadata. Req.Utils.encodeformpart/2 in lib/req/utils.ex builds the per-part headers by interpolating the caller-supplied name, filename, an...

Security Bulletin: IBM Datapower Operations Dashboard is vulnerable to HTTP Request Smuggling CVE-2025-58056

Summary Netty is used by the IBM Datapower Operations Dashboard as part of their server implementation Vulnerability Details CVEID:CVE-2025-58056 DESCRIPTION: Netty is an asynchronous event-driven network application framework for development of maintainable high performance protocol servers and...

USN-8401-1: Netty vulnerabilities

It was discovered that Netty's HTTP proxy handler did not properly validate headers when constructing CONNECT requests. An attacker could possibly use this issue to inject arbitrary HTTP headers into CONNECT requests. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,...

USN-8401-1 netty vulnerabilities

It was discovered that Netty's HTTP proxy handler did not properly validate headers when constructing CONNECT requests. An attacker could possibly use this issue to inject arbitrary HTTP headers into CONNECT requests. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,...

Vulnerabilities in IBM WebSphere Application Server and WebSphere Liberty

IBM has identified vulnerabilities in WebSphere Application Server and WebSphere Liberty versions 8.5 and 9.0. These vulnerabilities reside in the Web Server Plug-ins, which are part of the request handling processes of these products. The first vulnerability relates to HTTP request smuggling,...

Medium: libsoup3

Issue Overview: OOB Read via Integer Overflow on libsoup through libsoup/websocket/soup-websocket-connection.c via processframe leads to Undefined Behavior CVE-2026-0716 A flaw was found in libsoup, an HTTP client library. This vulnerability, known as CRLF Carriage Return Line Feed Injection,...

Medium: sendmail

Issue Overview: sendmail through at least 8.14.7 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, allowing bypass of an SPF protection mechanism. This occurs because sendmail...

Medium: perl-HTTP-Tiny

Issue Overview: HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the Host: header, and HTTP/1.1 control data field values. An attacker w...

Amazon Linux 2023 : sendmail, sendmail-cf, sendmail-milter (ALAS2023-2026-1818)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1818 advisory. sendmail through at least 8.14.7 allows SMTP smuggling in certain configurations. Remote attackers can use a published exploitation technique to inject e-mail messages with a spoofed MAIL FROM address,...

Amazon Linux 2023 : libsoup3, libsoup3-devel (ALAS2023-2026-1778)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1778 advisory. OOB Read via Integer Overflow on libsoup through libsoup/websocket/soup-websocket-connection.c via processframe leads to Undefined Behavior CVE-2026-0716 A flaw was found in libsoup, an HTTP...

PT-2026-47333

Name of the Vulnerable Software and Affected Versions wojtekmach Req versions 0.5.3 through 0.5.9 Description Improper Neutralization of CRLF Sequences, also known as CRLF Injection, allows multipart parameter smuggling through attacker-influenced part metadata. The function encode form part/2 in...

HTTP Request Smuggling

Overview org.springframework:spring-webmvc is a package that provides Model-View-Controller MVC architecture and ready components that can be used to develop flexible and loosely coupled web applications. Affected versions of this package are vulnerable to HTTP Request Smuggling. via multipart...

Medium: perl-HTTP-Tiny

Issue Overview: HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the Host: header, and HTTP/1.1 control data field values. An attacker w...

HTTP Request Smuggling

Overview org.springframework:spring-web is a package that provides a comprehensive programming and configuration model for modern Java-based enterprise applications - on any kind of deployment platform. Affected versions of this package are vulnerable to HTTP Request Smuggling via multipart reque...

req 注入漏洞

“req” is a simple Go HTTP client developed by a Roc individual using Black Magic. Versions of “req” from 0.5.3 to 0.6.0 had an injection vulnerability. This vulnerability stemmed from improper neutralization of CRLF sequences, which could lead to multipart parameter smuggling through parts of the...