Request Smuggling

h2 is vulnerable to request smuggling. The vulnerability is due to improper validation of header names/values when downgrading HTTP/2 requests to HTTP/1.1, which allows an attacker to inject CRLF characters, manipulate request boundaries, and bypass security controls...

GHSA-MCVP-RPGG-9273 DragonFly's tiny file download uses hard coded HTTP protocol

Impact The code in the scheduler for downloading a tiny file is hard coded to use the HTTP protocol, rather than HTTPS. This means that an attacker could perform a Man-in-the-Middle attack, changing the network request so that a different piece of data gets downloaded. Due to the use of weak...

DragonFly's tiny file download uses hard coded HTTP protocol

The code in the scheduler for downloading a tiny file is hard coded to use the HTTP protocol, rather than HTTPS. This means that an attacker could perform a Man-in-the-Middle attack, changing the network request so that a different piece of data gets downloaded. Due to the use of weak integrity...

OESA-2025-2151 netty security update

Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers clients. %package help Summary: Documents for Buildarch: noarch Requires: man info Provides: -javadoc = - Obsoletes: -javadoc - %description help Man pages a...

SUSE CVE-2025-58056

Netty is an asynchronous event-driven network application framework for development of maintainable high performance protocol servers and clients. In versions 4.1.124.Final, and 4.2.0.Alpha3 through 4.2.4.Final, Netty incorrectly accepts standalone newline characters LF as a chunk-size line...

Security Bulletin: IBM WebSphere Application Server Liberty, which is bundled with IBM WebSphere Hybrid Edition, is affected by a denial of service (CVE-2025-36047)

Summary IBM WebSphere Application Server Liberty, which is bundled with IBM WebSphere Hybrid Edition, is affected by a denial of service with the servlet-3.1, servlet-4.0, servlet-5.0, or servlet-6.0 feature with the HTTP/2 protocol enabled. Vulnerability Details Refer to the security bulletins...

SUSE CVE-2025-8671

A mismatch caused by client-triggered server-sent stream resets between HTTP/2 specifications and the internal architectures of some HTTP/2 implementations may result in excessive server resource consumption leading to denial-of-service DoS. By opening streams and then rapidly triggering the serv...

SUSE-SU-2025:02979-1 Security update for tomcat11

This update for tomcat11 fixes the following issues: Updated to Tomcat 11.0.9 - CVE-2025-52520: Fixed integer overflow can lead to DoS for some unlikely configurations of multipart upload bsc1246388 - CVE-2025-53506: Fixed uncontrolled resource HTTP/2 client consumption vulnerability bsc1246318...

Security Bulletin: IBM WebSphere Application Server Liberty is affected by a denial of service (CVE-2025-36047)

Summary IBM WebSphere Application Server Liberty is affected by a denial of service with the servlet-3.1, servlet-4.0, servlet-5.0, or servlet-6.0 feature with the HTTP/2 protocol enabled. Vulnerability Details CVEID:CVE-2025-36047 DESCRIPTION: IBM WebSphere Application Server Liberty is vulnerab...

DEBIAN-CVE-2025-55163

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.124.Final and 4.2.4.Final, Netty is vulnerable to MadeYouReset DDoS. This is a logical vulnerability in the HTTP/2 protocol, that uses malformed HTTP/2 control frames in order to break the max concurrent...

The vulnerability of the Core server component of Oracle WebLogic Server allows a attacker to trigger a service failure.

The vulnerability of the Core server component of Oracle WebLogic Server is related to insufficient validation of input data. Exploiting this vulnerability can allow an attacker to cause service failures using the HTTP protocol...

net/http: Request smuggling due to acceptance of invalid chunked data in net/http

A flaw was found in the net/http golang package. The net/http package incorrectly accepts messages that end with a line feed LF instead of the proper line ending. When used with another server that also misinterprets this, it can lead to request smuggling—where an attacker tricks the system to se...

CVE-2025-53537

LibHTP is a security-aware parser for the HTTP protocol and its related bits and pieces. In versions 0.5.50 and below, there is a traffic-induced memory leak that can starve the process of memory, leading to loss of visibility. To workaround this issue, set suricata.yaml...

CVE-2025-53537

CVE-2025-53537 affects LibHTP

CVE-2025-53537

LibHTP is a security-aware parser for the HTTP protocol and its related bits and pieces. In versions 0.5.50 and below, there is a traffic-induced memory leak that can starve the process of memory, leading to loss of visibility. To workaround this issue, set suricata.yaml...

CVE-2025-30758

Vulnerability in the Siebel CRM End User product of Oracle Siebel CRM component: User Interface. Supported versions that are affected are 25.0-25.5. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel CRM End User. Successful attacks ...

net/http: Request smuggling due to acceptance of invalid chunked data in net/http

A flaw was found in the net/http golang package. The net/http package incorrectly accepts messages that end with a line feed LF instead of the proper line ending. When used with another server that also misinterprets this, it can lead to request smuggling—where an attacker tricks the system to se...

net/http: Request smuggling due to acceptance of invalid chunked data in net/http

A flaw was found in the net/http golang package. The net/http package incorrectly accepts messages that end with a line feed LF instead of the proper line ending. When used with another server that also misinterprets this, it can lead to request smuggling—where an attacker tricks the system to se...

CVE-2024-41262

mmudb v1.9.3 was discovered to use the HTTP protocol in the ShowMetricsRaw and ShowMetricsAsText functions, possibly allowing attackers to intercept communications via a man-in-the-middle attack...

CVE-2023-23127

In Connectwise Control 22.8.10013.8329, the login page does not implement HSTS headers therefore not enforcing HTTPS. NOTE: the vendor's position is that, by design, this is controlled by a configuration option in which a customer can choose to use HTTP rather than HTTPS during troubleshooting...