CVE-2022-45059-demo

CVE-2022-45059-demo Las versiones 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.1.0, 7.1.1 y 7.2.0 de Varnish Cache tienen una vulnerabilidad de contrabando de solicitudes donde un atacante puede solicitar que el encabezado content-length se convierta en hop-by-hop. Esta es una demostración que consiste en una...

CVE-2024-38828

CVE-2024-38828 Vulnerability Description The test checks behavior/reaction in Spring Framework with and without the CVE-2024-38828 vulnerability. In ByteArrayHttpMessageConverter, memory is allocated in ByteArrayOutputStream based on the Content-Length request header, which may not match reality ...

EUVD-2026-83287

IBM WebSphere Application Server 8.5 is affected by an HTTP request smuggling vulnerability due to improper handling of Content-Length headers...

DEBIAN-CVE-2026-93560

A flaw was found in the Netty STOMP codec. A remote attacker could send a specially crafted STOMP frame with a content-length header exceeding the maximum integer value. This integer truncation vulnerability could lead to an infinite decode loop, causing a Denial of Service DoS by exhausting memo...

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-2026-58483

mcp-searxng is a Model Context Protocol server that gives AI assistants web search and URL-reading capabilities through SearXNG. Prior to 1.7.1, weburlread in src/index.ts passes a caller-supplied URL to readUrlContent in src/url-reader.ts, where checkContentLength treats a missing Content-Length...

CVE-2026-58483

mcp-searxng , a Model Context Protocol server for SearXNG integration, is vulnerable to denial of service in versions prior to 1.7.1 . The web_url_read function in src/index.ts passes a caller-supplied URL to readUrlContent() in src/url-reader.ts, where checkContentLength() treats a missing Conte...

EUVD-2026-79124

mcp-searxng is a Model Context Protocol server that gives AI assistants web search and URL-reading capabilities through SearXNG. Prior to 1.7.1, weburlread in src/index.ts passes a caller-supplied URL to readUrlContent in src/url-reader.ts, where checkContentLength treats a missing Content-Length...

CVE-2023-54397 Tornado before 6.3.3 HTTP Request Smuggling via Content-Length

Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsing of Content-Length headers accepting non-standard characters. Attackers can send crafted HTTP requests with these characters to bypass proxy validation and smuggle requests when deployed behind certain...

Astra Linux – Vulnerability in Waitress

Waitress version 1.3.1 allows for the smuggling of requests by sending the Content-Length header twice. Waitress would fold the two Content-Length headers together, and since it cannot convert the now comma-separated values into integers, it internally sets the Content-Length to 0. If two...

Astra Linux – Vulnerability in Twisted

In Twisted Web version 19.10.0, there was an HTTP request splitting vulnerability. When two content-length headers were provided, the system ignored the first header. When the second content-length value was set to zero, the request body was interpreted as a pipelined request...

Astra Linux – Vulnerability in HAPProxy

HAProxy versions 2.0.32, 2.1.x, and 2.2.x through 2.2.30, 2.3.x and 2.4.x through 2.4.23, 2.5.x and 2.6.x before 2.6.15, 2.7.x before 2.7.10, and 2.8.x before 2.8.2 send empty Content-Length headers, violating section 8.6 of RFC 9110. In rare cases, an HTTP/1 server behind HAPProxy may interpret...

Astra Linux – Vulnerability in Netty

The HttpObjectDecoder.java file in Netty before version 4.1.44 allowed a Content-Length header to be accompanied by a second Content-Length header, or by a Transfer-Encoding header...

Astra Linux – Vulnerability in libproxy

In libproxy, the url.cpp module in version 0.4.15 is vulnerable to a buffer overflow when PAC is enabled. This vulnerability was confirmed by using a large PAC file that was sent without a Content-length header...

CVE-2026-54135

AirSane is a SANE frontend, and a scanner server that supports Apple's AirScan protocol. Versions prior to 0.4.12 have a vulnerability in the custom HTTP server implementation of AirSane that allows a remote unauthenticated attacker to cause a Denial of Service DoS via memory exhaustion OOM. In...

EUVD-2026-75588

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.75.0 until 1.75.1, the serve S3 streamed multipart path in cmd/serve/s3/multipart.go passes attacker-controlled contentLength to multipart.NewRW.Reserve before reading request-body...

PYSEC-2026-3849 HTTPX2: Conflicting Content-Length and Transfer-Encoding headers can be auto-generated

Summary HTTPX2 can automatically add a Content-Length header to a request that already contains a caller-supplied Transfer-Encoding header. The resulting HTTP/1.1 request contains both framing headers, which can create an ambiguous message boundary and enable request smuggling or connection...

EulerOS 2.0 SP12 : nghttp2 (EulerOS-SA-2026-3361)

According to the versions of the nghttp2 package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upgrade request that also carries a Content- Length header and body onto reusable...

PT-2026-86741

A flaw in Node.js HTTP client can cause a request desynchronization for Node.js-based forwarding proxies that rebuild outbound headers from the visible IncomingMessage headers while piping the original body to a reused backend connection. Node.js can omit headers beyond maxHeadersCount /...

CVE-2026-84380

A flaw was found in HTTPX2, a Python HTTP client. The Request.prepare function can incorrectly add a Content-Length header to a request that already includes a Transfer-Encoding header. This conflict in HTTP framing headers can lead to request smuggling or connection desynchronization. This could...