This should stop future instances of it happening! Sorry if you experienced some downtime, the hotfix went live quite quickly.
We're still investigating new reports on this - please let me know if you're still affected!
Users were reporting sudden acceleration up the fame path and associated cosmetics. For example, finding they were Level 10 after completing a challenge.
Right now, there will be no change to those users who have unlocked the cosmetics and progressed, but for future users, you will level-up as normal!
External link β