Critical Path Traversal Vulnerability (CVE-2026-123747) in OpenPrinting pappl-retrofit Fixed

OpenPrinting developers have released a fix for a critical path traversal vulnerability, CVE-2026-123747, in pappl-retrofit versions 1.0b2 and older. This flaw, with a CVSS score of 9.6, could allow remote attackers to upload or delete any file as root. Linux administrators are advised to apply commit c65a28f or block port 8000 immediately.