Astra Linux – Vulnerability in HAPProxy

Before version 2.7.3, HAProxy might allow a bypass of access control mechanisms, as HTTP/1 headers were inadvertently lost in certain situations, also known as “request smuggling.” The HTTP header parsers in HAProxy might accept empty header field names, which could be used to omit the list of HT...

Astra Linux – Vulnerability in exim4

Before version 4.97.1, Exim allowed SMTP smuggling in certain pipeline/chunking configurations. Remote attackers could use a known exploitation technique to inject e-mail messages with a spoofed MAIL FROM address, thereby bypassing an SPF protection mechanism. This issue arises because Exim...

Astra Linux – Vulnerability in Waitress

Waitress, in version 1.3.1, implemented a “MAY” clause from RFC7230. This clause states: “Although the line terminator for the start-line and header fields is the sequence CRLF, a recipient MAY recognize a single LF as a line terminator and ignore any preceding CR.” Unfortunately, if a front-end...

Astra Linux – Vulnerability in Puma

Puma is a Ruby/Rack web server designed for parallelism. Prior to versions 6.3.1 and 5.6.7, Puma exhibited incorrect behavior when parsing chunked transfer encoding bodies and zero-length Content-Length headers, which could allow HTTP request smuggling. The severity of this issue depends heavily ...

Astra Linux – Vulnerability in Netty

Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high-performance protocol servers and clients. In Netty io.netty:netty-codec-http2, before version 4.1.60.Final, there was a vulnerability that allowed for request smuggling. If...

Astra Linux – Vulnerability in Puma

Puma is a web server for Ruby/Rack applications built for parallelism. Prior to version 6.4.2, Puma exhibited incorrect behavior when parsing chunked transfer encoding bodies, allowing HTTP request smuggling. The fixed versions limit the size of chunk extensions. Without this limitation, an...

Astra Linux – Vulnerability in PHP 8.1

In PHP versions 8.1. before 8.1.31, 8.2. before 8.2.26, and 8.3. before 8.3.14, when using streams with a configured proxy and the “requestfulluri” option, the URI is not properly sanitized. This can lead to HTTP request smuggling, allowing attackers to use the proxy to send arbitrary HTTP reques...

Astra Linux – Vulnerability in Netty

Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.129.Final and 4.2.8.Final, the io.netty.handler.codec.http.HttpRequestEncoder had a CRLF injection in the request URI during request construction. This led to request smuggling when HttpRequestEncoder w...

CVE-2026-77802: Inconsistent Interpretation of HTTP Requests

In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021, HTTP request smuggling is possible in the proxy request forwarding component. Requests containing multiple Content-Length headers with conflicting values are forwarded verbatim to the origin server, while...

PT-2026-105987

Name of the Vulnerable Software and Affected Versions Progress Telerik Fiddler Classic for Windows versions prior to 6.0.20262.10021 Description HTTP request smuggling is possible in the proxy request forwarding component. This occurs when requests containing multiple Content-Length headers with...

Security Bulletin: IBM SPSS Analytic Server is affected by multiple vulnerabilities in IBM WebSphere Application Server Liberty

Summary IBM SPSS Analytic Server is affected by multiple vulnerabilities in IBM WebSphere Application Server Liberty. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2026-65432 DESCRIPTION: Apache CXF reads a top-level WSDL through its hardened StaxUtils path,...

Security Bulletin: Due to the use of HTTP/1.1 with Jetty server, IBM Sterling Control Center is vulnerable to Inconsistent Interpretation of HTTP Requests (CVE-2026-19203)

Summary HTTP/1.1 with Jetty server is used by IBM Sterling Control Center as part of dependency in jetty-http-12.0.25.jar. Vulnerability Details CVEID:CVE-2026-19203 DESCRIPTION: A client may issue specially crafted HTTP/1.1 chunked requests to a Jetty server that cause Jetty and an intermediary...

NetScaler 73.30 HTTP Request Smuggling

NetScaler version 73.30 contains an HTTP/1.1 chunk-size accumulator overflow that can cause request parsing desynchronization and request smuggling...

SUSE CVE-2026-63718

Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' response smuggling vulnerability in Apache HTTP Server via modproxyuwsgi and a crafted uwsgi response with Transfer-Encoding. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.68...

Security Bulletin: Vulnerability in aiohttp bundled with IBM Fusion, IBM Fusion HCI, and IBM Fusion Content-Aware Storage.

Summary IBM Fusion, IBM Fusion HCI, and IBM Fusion Content-Aware Storage include the aiohttp library, which is affected by multiple vulnerabilities, including HTTP request smuggling and out-of-bounds read vulnerabilities. CVE-2026-69243, CVE-2026-69244. Vulnerability Details CVEID:CVE-2026-69243...

httpd: httpd: HTTP response smuggling via crafted Transfer-Encoding response in mod_proxy_uwsgi

A flaw was found in the modproxyuwsgi module of Apache HTTP Server. This issue allows HTTP response smuggling when the server processes a crafted uWSGI response containing a Transfer-Encoding header. A remote attacker can exploit this vulnerability to desynchronize HTTP communications, potentiall...

CVE-2026-63718

A flaw was found in the modproxyuwsgi module of Apache HTTP Server. This issue allows HTTP response smuggling when the server processes a crafted uWSGI response containing a Transfer-Encoding header. A remote attacker can exploit this vulnerability to desynchronize HTTP communications, potentiall...

Linux Distros Unpatched Vulnerability : CVE-2026-63718

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Inconsistent Interpretation of HTTP Requests 'HTTP Request/Response Smuggling' response smuggling vulnerability in Apache HTTP Server via modproxyuwsgi and a...

SUSE SLED15 / SLES15 Security Update : python-tornado6 (SUSE-SU-2026:4403-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4403-1 advisory. - CVE-2023-54397: Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsin...

SUSE SLED15 / SLES15 Security Update : python-tornado (SUSE-SU-2026:4404-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4404-1 advisory. - CVE-2023-54397: Tornado before 6.3.3 contains an HTTP request smuggling vulnerability due to improper parsin...