CVE-2026-40560

A flaw was found in Starman. Starman versions before 0.4018 for Perl incorrectly prioritize the "Content-Length" header over "Transfer-Encoding: chunked" when both are present in an HTTP request, violating RFC 7230 3.3.3. A remote attacker could exploit this improper header precedence to perform...

CVE-2026-40560

Starman versions before 0.4018 for Perl allows HTTP Request Smuggling via Improper Header Precedence. Starman incorrectly prioritizes "Content-Length" over "Transfer-Encoding: chunked" when both headers are present in an HTTP request. Per RFC 7230 3.3.3, Transfer-Encoding must take precedence. An...

ruby: Potential HTTP request smuggling in WEBrick

An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1. WEBrick, a simple HTTP server bundled with Ruby, had not checked the transfer-encoding header value rigorously. An attacker may potentially exploit this issue to bypass a reverse proxy which also has a po...

ruby: Potential HTTP request smuggling in WEBrick

An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1. WEBrick, a simple HTTP server bundled with Ruby, had not checked the transfer-encoding header value rigorously. An attacker may potentially exploit this issue to bypass a reverse proxy which also has a po...

CVE-2026-26365

Akamai Ghost on Akamai CDN edge servers before 2026-02-06 mishandles processing of custom hop-by-hop HTTP headers, where an incoming request containing the header "Connection: Transfer-Encoding" could result in a forward request with invalid message framing, depending on the Akamai processing pat...

PT-2026-21505

Akamai Ghost on Akamai CDN edge servers before 2026-02-06 mishandles processing of custom hop-by-hop HTTP headers, where an incoming request containing the header "Connection: Transfer-Encoding" could result in a forward request with invalid message framing, depending on the Akamai processing pat...

CVE-2026-26365

Akamai Ghost on Akamai CDN edge servers before 2026-02-06 mishandles processing of custom hop-by-hop HTTP headers, where an incoming request containing the header "Connection: Transfer-Encoding" could result in a forward request with invalid message framing, depending on the Akamai processing pat...

h3 v1 has Request Smuggling (TE.TE) issue

I was digging into h3 v1 specifically v1.15.4 and found a critical HTTP Request Smuggling vulnerability. Basically, readRawBody is doing a strict case-sensitive check for the Transfer-Encoding header. It explicitly looks for "chunked", but per the RFC, this header should be case-insensitive. The...

CVE-2026-23527 h3 v1 has Request Smuggling (TE.TE) issue

H3 is a minimal HTTP framework built for high performance and portability. Prior to 1.15.5, there is a critical HTTP Request Smuggling vulnerability. readRawBody is doing a strict case-sensitive check for the Transfer-Encoding header. It explicitly looks for "chunked", but per the RFC, this heade...

PT-2026-3098

Name of the Vulnerable Software and Affected Versions H3 versions prior to 1.15.5 Description H3 is a minimal HTTP framework designed for high performance and portability. A critical HTTP Request Smuggling issue exists due to a case-sensitive check for the 'Transfer-Encoding' header within the...

Exploit for HTTP Request Smuggling in Microsoft

CVE-2025-55315 Vulnerability Scanner and TLS Proxy This repos...

EUVD-2013-5542

Malware in sbrugna...

EUVD-2021-1626

Malware in sbrugna...

EUVD-2020-0447

Malware in sbrugna...

EUVD-2020-0308

Malware in sbrugna...

EUVD-2019-8066

Malware in sbrugna...

EUVD-2025-6969

Malicious code in bioql PyPI...

Hono has Body Limit Middleware Bypass

Summary A flaw in the bodyLimit middleware could allow bypassing the configured request body size limit when conflicting HTTP headers were present. Details The middleware previously prioritized the Content-Length header even when a Transfer-Encoding: chunked header was also included. According to...

CVE-2025-59139

CVE-2025-59139 affects the Hono web framework (pre-4.9.7). A flaw in the bodyLimit middleware allowed bypassing the configured request body size limit when conflicting headers were present, because Content-Length could be prioritized over Transfer-Encoding: chunked. The HTTP spec requires Transfe...

Linux Distros Unpatched Vulnerability : CVE-2024-47220

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in the WEBrick toolkit through 1.8.1 for Ruby. It allows HTTP request smuggling by providing both a Content-Length header and a...