CVE-2026-34990 OpenPrinting CUPS: Local print admin token disclosure using temporary printers

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

CWA Mac unable to print after macOS Sonoma upgrade: "Printer not activated. Error code -41"

Post macOS upgrade to Sonoma, Citrix Workspace App for Mac users with locally attached printers will receive an error message: "Printer not activated. Error code -41 " when attempting to print...

cups-filters limitations bypass

Local printers may be accessible via external interfaces...