curl: HTTP/1.1 Response Desynchronization via conflicting CL/TE headers in Proxy CONNECT

Summary: curl fails to prioritize the Transfer-Encoding: chunked header over Content-Length in HTTP/1.1 proxy responses specifically 407/401 auth challenges, violating RFC 9112 Section 6.1. I have identified the root cause in cf-h1-proxy.c. In the response-handling loop around line 466, the code...

PT-2026-29920

Summary The setChunkedCookie and deleteChunkedCookie functions in h3 trust the chunk count parsed from a user-controlled cookie value chunked N without any upper bound validation. An unauthenticated attacker can send a single request with a crafted cookie header e.g., Cookie: h3= chunked 999999 t...

PT-2026-86519

Name of the Vulnerable Software and Affected Versions h3 versions prior to 2.0.1-rc.18 Description The software fails to validate the chunk count parsed from user-controlled cookie values within the setChunkedCookie and deleteChunkedCookie functions. An attacker can send a crafted cookie header...

OESA-2026-1682 python-aiohttp security update

Async http client/server framework asyncio. Security Fixes: AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 and below contain parser logic which allows non-ASCII decimals to be present in the Range header. There is no known impact, but there is the...

CVE-2026-32881

ewe is a Gleam web server. ewe is a Gleam web server. Versions 0.6.0 through 3.0.4 are vulnerable to authentication bypass or spoofed proxy-trust headers. Chunked transfer encoding trailer handling merges declared trailer fields into req.headers after body parsing, but the denylist only blocks 9...

CVE-2026-32873

ewe is a Gleam web server. Versions 0.8.0 through 3.0.4 contain a bug in the handletrailers function where rejected trailer headers forbidden or undeclared cause an infinite loop. When handletrailers encounters such a trailer, three code paths lines 520, 523, 526 recurse with the original buffer...

CVE-2026-32881 ewe has an Overly Permissive List of Allowed Inputs

ewe is a Gleam web server. ewe is a Gleam web server. Versions 0.6.0 through 3.0.4 are vulnerable to authentication bypass or spoofed proxy-trust headers. Chunked transfer encoding trailer handling merges declared trailer fields into req.headers after body parsing, but the denylist only blocks 9...

CVE-2026-32881

Summary: CVE-2026-32881 affects the Gleam web server “ewe.” Versions 0.6.0–3.0.4 are vulnerable to an authentication bypass and header spoofing due to how trailer headers are merged into req.headers after body parsing. The denylist in the trailer handling only blocks nine header names, allowing a...

CVE-2026-32881

ewe is a Gleam web server. ewe is a Gleam web server. Versions 0.6.0 through 3.0.4 are vulnerable to authentication bypass or spoofed proxy-trust headers. Chunked transfer encoding trailer handling merges declared trailer fields into req.headers after body parsing, but the denylist only blocks 9...

CVE-2026-32881 ewe has an Overly Permissive List of Allowed Inputs

ewe is a Gleam web server. ewe is a Gleam web server. Versions 0.6.0 through 3.0.4 are vulnerable to authentication bypass or spoofed proxy-trust headers. Chunked transfer encoding trailer handling merges declared trailer fields into req.headers after body parsing, but the denylist only blocks 9...

CVE-2026-32873 ewe: Loop with Unreachable Exit Condition ('Infinite Loop')

ewe is a Gleam web server. Versions 0.8.0 through 3.0.4 contain a bug in the handletrailers function where rejected trailer headers forbidden or undeclared cause an infinite loop. When handletrailers encounters such a trailer, three code paths lines 520, 523, 526 recurse with the original buffer...

CVE-2026-32873

CVE-2026-32873 affects the Gleam-based web server ewe (versions 0.8.0–3.0.4). The bug in handle_trailers causes an infinite loop when encountering rejected trailers by recursively re-parsing the same header (using rest) instead of advancing past it (Buffer(header_rest, 0)). This leads to a perman...

CVE-2026-32873 ewe: Loop with Unreachable Exit Condition ('Infinite Loop')

ewe is a Gleam web server. Versions 0.8.0 through 3.0.4 contain a bug in the handletrailers function where rejected trailer headers forbidden or undeclared cause an infinite loop. When handletrailers encounters such a trailer, three code paths lines 520, 523, 526 recurse with the original buffer...

CVE-2026-32873 ewe: Loop with Unreachable Exit Condition ('Infinite Loop')

ewe is a Gleam web server. Versions 0.8.0 through 3.0.4 contain a bug in the handletrailers function where rejected trailer headers forbidden or undeclared cause an infinite loop. When handletrailers encounters such a trailer, three code paths lines 520, 523, 526 recurse with the original buffer...

Next.js Framework 9.5.x < 15.5.3 / 16.x < 16.1.7 HTTP Request Smuggling (GHSA-ggv3-7p47-pfv8)

The Next.js Framework on the remote host is affected by an HTTP request smuggling vulnerability: - A vulnerability exists in Next.js proxy rewrites where a crafted DELETE/OPTIONS request using Transfer-Encoding: chunked could trigger request boundary disagreement between the proxy and backend. An...

CVE-2026-32881: Permissive List of Allowed Inputs

ewe is a Gleam web server. ewe is a Gleam web server. Versions 0.6.0 through 3.0.4 are vulnerable to authentication bypass or spoofed proxy-trust headers. Chunked transfer encoding trailer handling merges declared trailer fields into req.headers after body parsing, but the denylist only blocks 9...

ewe 安全漏洞

ewe is a lightweight web server build package developed by Vladislav Shakitskiy. Versions of ewe 3.0.4 and earlier contained security vulnerabilities, which stemmed from improper handling of the chunk transfer encoding at the end of the transmission. These vulnerabilities could lead to...

CVE-2026-29057

A request smuggling flaw has been discovered in Next.js. when Next.js rewrites proxy traffic to an external backend, a crafted DELETE/OPTIONS request using Transfer-Encoding: chunked could trigger request boundary disagreement between the proxy and backend. This could allow request smuggling...

OPENSUSE-SU-2026:20384-1 Security update for libsoup

This update for libsoup fixes the following issues: Update to libsoup 3.6.6: - CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2 read completion bsc1252555. - CVE-2025-14523: Duplicate Host Header Handling Causes Host-Parsing Discrepancy bsc1254876. - CVE-2025-32049:...

CVE-2026-29057

Next.js is a React framework for building full-stack web applications. Starting in version 9.5.0 and prior to versions 15.5.13 and 16.1.7, when Next.js rewrites proxy traffic to an external backend, a crafted DELETE/OPTIONS request using Transfer-Encoding: chunked could trigger request boundary...