PT-2026-60605

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit 9265bdd, there is an HTTP/2 state amplification issue that combines HPACK decompression amplification with Slowloris-style stream stalling. Amplified decoded header state can be retained by stalled HTTP/2 streams,...

Denial-of-service vulnerability in HTTP/2 servers via stalled flow-control conditions

Overview A denial-of-service DoS vulnerability exists in some HTTP/2 server implementations that fail to adequately limit resource consumption when buffering response data under stalled flow-control conditions. A remote, unauthenticated attacker can trigger memory exhaustion and service...

PT-2026-60452

HCL DFXServer is affected by an Unencrypted Communication vulnerability. The application permits users to establish connections over unencrypted channels via the HTTP protocol, which could allow a remote attacker to intercept network traffic and expose sensitive data transmitted between the user...

CVE-2026-46458

ICU Scandinavia Boomerang is vulnerable to an information disclosure flaw where sensitive credential files are exposed via static HTTP. This allows an unauthenticated remote attacker to retrieve plaintext service account and SMTP credentials by requesting specific XML files from the webroot. This...

SUSE CVE-2026-10051

In Eclipse Jetty, a first HTTP/1.1 request with trailers causes the server to retain the trailers in subsequent requests performed over the same connection. Subsequent request that do not have trailers report the trailers of the first request. Subsequent request that do have trailers report the...

firefox: thunderbird: Use-after-free in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the Networking: HTTP component...

The vulnerability of the HttpClientCodec component in the networking application development framework allows attackers to compromise the integrity and accessibility of protected information, using Netty protocols.

The vulnerability of the HttpClientCodec component in the networking application development framework, used by servers and clients that utilize the Netty protocol, is related to deficiencies in HTTP request processing. Exploiting this vulnerability allows a malicious actor to compromise the...

ROS-20260715-73-0010

The vulnerability of the HTTP/2 protocol implementation in the Apache HTTP Server is related to a memory reclamation error. Exploiting this vulnerability allows an attacker to execute arbitrary code or cause a service failure...

CVE-2026-50651

.NET Denial of Service Vulnerability - HTTP/2 SETTINGS/PING ACK flood causing OOM...

UBUNTU-CVE-2026-15713

A vulnerability was found in libsoup's HTTP/2 protocol implementation. The library fails to correctly release memory context blocks under specific stream termination conditions, such as when an HTTP/2 connection encounters window exhaustion or explicit stream resets. A remote, unauthenticated...

tomcat-coyote: Apache Tomcat: HTTP/2 request headers not validated

Apache Tomcat did not validate HTTP/2 request headers, triggering unexpected application behavior, as applications may presume that header values exposed through the Servlet API would be valid...

MAL-2026-10605 Malicious code in @radivi-ui/react-dialog (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b5e92ae03eb6adb090fb832665431984cccef31039bb920e3850535f4defe610 @radivi-ui/react-dialog is a typosquat of @radix-ui/react-dialog whose main entry index.js is a self-executing IIFE that runs whoami and hostname via...

CVE-2026-15429

A privilege escalation vulnerability exists in the HTTP authentication component in Archer VX1800v v1. Improper handling of user-controlled input may allow newline characters to be injected into internally constructed configuration data. An authenticated user with sufficient privileges may be abl...

CVE-2026-49788 HTTP/2 Denial of Service Vulnerability

...

CVE-2026-12523 Resource exhaustion in quiche HTTP/3 and QPACK layers

Summary Cloudflare quiche's HTTP/3 layer was discovered to be vulnerable to resource exhaustion i.e., memory by means of specially crafted HTTP/3 frames. Impact HTTP/3 defines multiple frame types to support HTTP message exchanges and connection management. Each frame has a length and a payload...

USN-8537-1 python-httplib2 vulnerability

It was discovered that httplib2 performed unbounded decompression of HTTP response bodies when the server used gzip or deflate Content-Encoding. A remote attacker could possibly use this issue to cause httplib2 to use excessive resources, leading to a denial of service...

UBUNTU-CVE-2026-10051

In Eclipse Jetty, a first HTTP/1.1 request with trailers causes the server to retain the trailers in subsequent requests performed over the same connection. Subsequent request that do not have trailers report the trailers of the first request. Subsequent request that do have trailers report the...

UBUNTU-CVE-2026-6790

In Eclipse Jetty, for HTTP/1, HTTP/2 and HTTP/3 requests, there is no strict check that the request authority host and port matches what provided in the Host header if present. This was not enforced in earlier HTTP RFC for example, in RFC 2616, but it is in the latest RFC 9110 and 9112. This...

CVE-2026-6790

In Eclipse Jetty, for HTTP/1, HTTP/2 and HTTP/3 requests, there is no strict check that the request authority host and port matches what provided in the Host header if present. This was not enforced in earlier HTTP RFC for example, in RFC 2616, but it is in the latest RFC 9110 and 9112. This...

CVE-2026-27690

Due to an HTTP Request Smuggling vulnerability in SAP Approuter, an unauthenticated attacker could send a specially crafted HTTP request that leads to request-response desynchronization. This could result in the exposure of user responses and cause the system to become unavailable. This leads to ...