EUVD-2026-41644

Gitea versions up to and including 1.26.1 allow Git smart HTTP requests authenticated with bearer tokens to bypass repository token scope checks...

CVE-2026-9545 exposing HTTP/3 early data

In this scenario, libcurl first uses a proper HTTP/3 server for the initial transfers, and when it makes a second transfer to the same site it has been replaced by the attacker's impostor machine - without a valid certificate. When libcurl returns to the hostname the second time with a cached SSL...

[SECURITY] Fedora 43 Update: cpp-httplib-0.48.0-1.fc43

A C++11 single-file header-only cross platform HTTP/HTTPS library. It's extremely easy to setup. Just include the httplib.h file in your code!...

HTTP Request Smuggling

Overview webrick is a HTTP server toolkit that can be configured as an HTTPS server, a proxy server, and a virtual-host server. Affected versions of this package are vulnerable to HTTP Request Smuggling in the request process. An attacker can bypass request boundaries and interfere with HTTP...

nodejs: Node.js: Denial of Service via unlimited HTTP/2 ORIGIN frames

A flaw was found in Node.js. A malicious server can exploit the HTTP/2 client by sending an unlimited number of ORIGIN frames. This can lead to an Out of Memory error on the client, resulting in a denial of service...

EUVD-2026-41095

Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2...

CVE-2026-54399

Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...

CVE-2026-54399 Apache HttpComponents Core: Unbounded HTTP Header/Line Length in Default Configuration

Uncontrolled Resource Consumption vulnerability in the HTTP/1.1 message parser in Apache HttpComponents Core 5.4.2 and earlier, 5.5-beta1 and earlier allows an remote attacker to cause a denial of service through memory exhaustion by sending messages with excessive number of headers / excessive...

[SECURITY] Fedora 43 Update: varnish-7.7.3-2.fc43

This is Varnish Cache, a high-performance HTTP accelerator. Varnish Cache stores web pages in memory so web servers don=E2=80=99t have to create the same web page over and over again. Varnish Cache serves pages much faster than any application server; giving the website a significant speed up...

SUSE-SU-2026:2702-1 Security update for libsoup

This update for libsoup fixes the following issue - CVE-2026-1801: HTTP Request Smuggling in soupfilterinputstreamreadline bsc1257649...

SUSE CVE-2026-48743

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, Envoy can translate a downstream HTTP/3 request that is complete at the transport layer HEADERS with FIN / headers-only close but still carries a nonzero...

EUVD-2026-40220

Inconsistent interpretation of HTTP/2 requests in Amazon CloudFront with AWS WAF enabled might allow remote actors to bypass AWS WAF managed rule body inspection via crafted HTTP/2 requests that fragment the request body across frames so that only a partial body is inspected. This issue was...

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...

h11 accepts some malformed Chunked-Encoding bodies

ImpactA leniency in h11's parsing of line terminators in chunked-coding message bodies can lead to request smuggling vulnerabilities under certain conditions. DetailsHTTP/1.1 Chunked-Encoding bodies are formatted as a sequence of "chunks", each of which consists of:- chunk length- \r\n- length...

Information Disclosure

angular/common is vulnerable to information disclosure. The vulnerability is due to the HttpTransferCache utility failing to consider the withCredentials flag and Cookie header when caching HTTP responses during Server-Side Rendering SSR with hydration enabled, which allows an attacker to obtain...

[SECURITY] Fedora 44 Update: nginx-1.30.3-1.fc44

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage...

CVE-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, Envoy can translate a downstream HTTP/3 request that is complete at the transport layer HEADERS with FIN / headers-only close but still carries a nonzero...

SUSE-SU-2026:2654-1 Security update for libsoup2

This update for libsoup2 fixes the following issue - CVE-2026-1801: HTTP Request Smuggling in soupfilterinputstreamreadline bsc1257649...

SUSE SLES16 Security Update : ignition (SUSE-SU-2026:22181-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:22181-1 advisory. This update for ignition fixes the following issue - CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given b...

CVE-2026-40211

An attacker can send crafted DNS over HTTP/3 queries, triggering an exception that prevents some buffer from being freed right away. The buffer will be freed at the end of the QUIC connection, but on some setups it might be possible to open enough concurrent DoH3 streams to trigger an out-of-memo...