Episerver incident

Content Marketing Platform returning 503

Critical Resolved View vendor source →

Episerver experienced a critical incident on October 20, 2025 affecting Library and Event Collection and 1 more component, lasting 3h 22m. The incident has been resolved; the full update timeline is below.

Started
Oct 20, 2025, 07:58 AM UTC
Resolved
Oct 20, 2025, 11:21 AM UTC
Duration
3h 22m
Detected by Pingoru
Oct 20, 2025, 07:58 AM UTC

Affected components

LibraryEvent CollectionPlanData Ingestion and ProcessingRequestsCampaignsOpen APICore App ExperiencesAnalyticsOptimizely Connect Platform

Update timeline

  1. investigating Oct 20, 2025, 07:58 AM UTC

    We are investigating an ongoing issue with AWS for Increased Error Rates and Latencies affecting Content Marketing Platform availability. A subset of clients will be experiencing high latency or 5xx-errors. We will post additional updates hourly or when we have information available. Thank you for your patience.

  2. monitoring Oct 20, 2025, 09:33 AM UTC

    Our third party service provider has identified the cause and has applied initial mitigations. We are observing signs of recovery for our impacted services such as ODP, CMP, and Experimentation. We will continue to monitor the situation and provide additional update once available. Thanks for your patience.

  3. resolved Oct 20, 2025, 11:21 AM UTC

    This incident has been resolved.