CVE-2026-50162 oras-go: file store write outside workingDir via symlink traversal

oras-go is a Go library for managing OCI artifacts. Prior to 2.6.1, resolveWritePath in content/file/file.go uses a lexical filepath.Rel check for workingDir and does not account for symlink traversal, so when AllowPathTraversalOnWrite=false an attacker-controlled blob title through...