CVE-2026-76781 Libxml2: libxml2: null pointer dereference parsing nextcatalog without catalog attribute

A flaw was found in libxml2. A local user or an attacker providing a specially crafted XML catalog can trigger a NULL pointer dereference during XML catalog parsing. This occurs when a nextCatalog element lacks its mandatory catalog attribute, leading to the application crashing and causing a...

Magento Remote code execution through catalog attribute sets

In Magento Open Source prior to 1.9.4.3, and Magento Commerce prior to 1.14.4.3, an authenticated user with administrative privileges for editing attribute sets can execute arbitrary code through custom layout modification...