Using iterative requests an attacker was able to learn the size of an opaque response, as well as the contents of a server-supplied Vary header. This vulnerability affects Firefox < 119.
[ { "events": [ { "introduced": "0" }, { "fixed": "119.0" } ] } ]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-5722.json"