CVE-2026-39805 CL.CL HTTP request smuggling via duplicate Content-Length in bandit

Inconsistent Interpretation of HTTP Requests vulnerability in mtrudel bandit allows HTTP request smuggling via duplicate Content-Length headers. 'Elixir.Bandit.Headers':getcontentlength/1 in lib/bandit/headers.ex uses List.keyfind/3, which returns only the first matching header. When a request...

Bandit 环境问题漏洞

Bandit is a high-performance HTTP and WebSocket server from the individual developer Mat Trudel. An environmental issue vulnerability exists in Bandit versions prior to 1.11.0, which stems from inconsistent handling of duplicate Content-Length headers and could lead to HTTP request entrapment...

CVE-2026-2708 Libsoup: libsoup: http request smuggling via duplicate content-length headers

A request smuggling vulnerability exists in libsoup's HTTP/1 header parsing logic. The soupmessageheadersappendcommon function in libsoup/soup-message-headers.c unconditionally appends each header value without validating for duplicate or conflicting Content-Length fields. This allows an attacker...

undici: Undici: HTTP Request Smuggling and Denial of Service due to duplicate Content-Length headers

A flaw was found in undici, a Node.js HTTP/1.1 client. A remote attacker could exploit this vulnerability by sending HTTP/1.1 requests that include duplicate Content-Length headers with different casing e.g., "Content-Length" and "content-length". This can lead to HTTP Request Smuggling, a...

SUSE CVE-2026-1525

Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This produces malformed HTTP/1.1 requests with multiple conflicting Content-Length values on the wire. Who is impacted: Applications using...

undici: Undici: HTTP Request Smuggling and Denial of Service due to duplicate Content-Length headers

A flaw was found in undici, a Node.js HTTP/1.1 client. A remote attacker could exploit this vulnerability by sending HTTP/1.1 requests that include duplicate Content-Length headers with different casing e.g., "Content-Length" and "content-length". This can lead to HTTP Request Smuggling, a...

HSEC-2026-0006 Cabal deletes project source files during configure

Cabal deletes project source files during configure The checkDuplicateHeaders function in Distribution.Simple.Configure removes header files from the source directory when a header with the same name exists in both the build directory and the source directory. This behavior was introduced in comm...

Amazon Linux 2023 : nodejs24, nodejs24-devel, nodejs24-full-i18n (ALAS2023-2026-1526)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1526 advisory. Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This produces malformed HTTP/1.1 request...

Django: Django: Denial of Service via crafted request with duplicate headers

A flaw was found in Django. A remote attacker can exploit this vulnerability by sending a crafted request containing multiple duplicate headers to the ASGIRequest component. This can lead to a potential Denial of Service DoS, making the affected system unavailable to legitimate users...

Django: Django: Denial of Service via crafted request with duplicate headers

A flaw was found in Django. A remote attacker can exploit this vulnerability by sending a crafted request containing multiple duplicate headers to the ASGIRequest component. This can lead to a potential Denial of Service DoS, making the affected system unavailable to legitimate users...

CVE-2026-26308

Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, the Envoy RBAC Role-Based Access Control filter contains a logic vulnerability in how it validates HTTP headers when multiple values are present for the same header name. Instead of validating eac...

EulerOS 2.0 SP11 : libsoup (EulerOS-SA-2026-1584)

According to the versions of the libsoup packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw in libsoup's HTTP header handling allows multiple Host: headers in a request and returns the last occurrence for server-side processing...

EulerOS 2.0 SP10 : libsoup (EulerOS-SA-2026-1316)

According to the versions of the libsoup packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw in libsoup's HTTP header handling allows multiple Host: headers in a request and returns the last occurrence for server-side processing...

GHSA-2MJP-6Q6P-2QXM Undici has an HTTP Request/Response Smuggling issue

Impact Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This produces malformed HTTP/1.1 requests with multiple conflicting Content-Length values on the wire. Who is impacted: - Applications usi...

CVE-2026-23941 Request smuggling via first-wins Content-Length parsing in inets httpd

Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/httpserver/httpdrequest.erl and program routines httpdrequest:parseheaders/7. The...

CVE-2026-23941

Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/httpserver/httpdrequest.erl and program routines httpdrequest:parseheaders/7. The...

EEF-CVE-2026-23941 Request smuggling via first-wins Content-Length parsing in inets httpd

Summary Inconsistent Interpretation of HTTP Requests 'HTTP Request Smuggling' vulnerability in Erlang OTP inets httpd module allows HTTP Request Smuggling. This vulnerability is associated with program files lib/inets/src/http\server/httpd\request.erl and program routines...

PT-2026-25163

Name of the Vulnerable Software and Affected Versions Erlang OTP versions 17.0 through 28.4.1 Erlang OTP versions 26.2.5.18 and 27.3.4.9 inets versions 5.10 through 9.6.1 inets versions 9.1.0.5 and 9.3.2.3 Description An inconsistent interpretation of HTTP requests, specifically 'HTTP Request...

Linux Distros Unpatched Vulnerability : CVE-2026-1525

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This...

DEBIAN-CVE-2026-1525

Undici allows duplicate HTTP Content-Length headers when they are provided in an array with case-variant names e.g., Content-Length and content-length. This produces malformed HTTP/1.1 requests with multiple conflicting Content-Length values on the wire. Who is impacted: Applications...