CVE-2026-42253

CVE-2026-42253 affects Apache ActiveMQ and Apache ActiveMQ Web. The vulnerability arises in the MessageServlet of the web console API, which copies every JMS message property into HTTP response headers without validation, enabling potential HTTP header injection and cross-site scripting via JMS m...

Deserialization of Untrusted Data

Overview org.apache.mina:mina-core is a network application framework which helps users develop high performance and high scalability network applications easily. Affected versions of this package are vulnerable to Deserialization of Untrusted Data via the resolveClass function in AbstractIoBuffe...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via an unbounded read of the HTTP response body during notarization. An attacker can exhaust system memory and cause a crash by supplying a maliciously large HTTP response body if the...

Directory Traversal

Overview aws-sam-cli is an AWS SAM CLI is a CLI tool for local development and testing of Serverless applications Affected versions of this package are vulnerable to Directory Traversal through the symlink handling process. After completing a build, the content of those symlinks is copied to the...

httpd: mod_http2: possible crash on late upgrade

A vulnerability was found in Apache HTTP Server 2.4.34 to 2.4.38. When HTTP/2 was enabled for a http: host or H2Upgrade was enabled for h2 on a https: host, an Upgrade request from http/1.1 to http/2 that was not the first request on a connection could lead to a misconfiguration and crash. Server...

Lynis 2.6.2 - Security Auditing Tool for Unix/Linux Systems

We are excited to announce this major release of auditing tool Lynis. Several big changes have been made to core functions of Lynis. These changes are the next of simplification improvements we made. There is a risk of breaking your existing configuration. Lynis is an open source security auditin...

Important: Red Hat Security Advisory: rhev-hypervisor6 security and bug fix update

An updated rhev-hypervisor6 package that fixes one security issue and various bugs is now available. The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...