Udemy experienced a critical incident on November 18, 2025 affecting Udemy Business and Udemy.com (Marketplace), lasting 3h 2m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Nov 18, 2025, 12:10 PM UTC
Our site is currently experiencing a stability issue - our engineering team is currently working to resolve it. This may impact both Udemy business and Udemy.com Symptoms are resetting passwords and viewing videos on the site.
- identified Nov 18, 2025, 12:11 PM UTC
Service disruption. This issue began at 11:48 UTC. Our partner Cloudflare is experiencing a problem that affects logins to Udemy and Udemy Business, password resets, and video playback. You may see errors when trying to sign in or watch content. It's still ongoing, we will share more updates as they come in. Thank you for your patience.
- monitoring Nov 18, 2025, 12:56 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Nov 18, 2025, 03:13 PM UTC
The Cloudflare-related impact has been resolved. All systems are functioning as expected, and the incident is now cleared.