The Updater in Mozilla Firefox before 48.0 on Windows allows local users to write to arbitrary files via vectors involving the callback application-path parameter and a hard link.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-5253.json"
[ { "events": [ { "introduced": "0" }, { "last_affected": "47.0.1" } ] } ]