CVE-2026-10037 Sandbox Escape in Ubuntu OpenJDK Packages via xdg-desktop-portal

A sandbox escape vulnerability exists in the OpenJDK packages provided in Ubuntu. The .jar MIME handlers installed by these packages execute files marked as executable when the mailcap package is installed. A compromised or malicious sandboxed application with access to the OpenURI portal via...

CVE-2026-10037

CVE-2026-10037 describes a sandbox escape in Ubuntu’s OpenJDK packages. The issue arises from .jar MIME handlers installed by these packages executing files marked as executable when the mailcap package is present. A compromised sandboxed application with access to the OpenURI portal via xdg-desk...