Highnote incident

Mastercard Outage

Critical Resolved

Highnote experienced a critical incident on August 17, 2026, lasting —. The incident has been resolved; the full update timeline is below.

Started
Aug 17, 2026, 11:14 PM UTC
Resolved
Aug 15, 2026, 06:45 AM UTC
Duration
—
Detected by Pingoru
Aug 17, 2026, 11:14 PM UTC

Update timeline

  1. identified Aug 17, 2026, 11:14 PM UTC

    Mastercard is currently experiencing a global issue that is impacting transaction processing and may result in failed transactions for some customers. Mastercard is actively investigating the root cause and working to restore normal service as quickly as possible. Currently, they do not have an estimated time of resolution (ETA). We understand the impact this may have on your operations and are actively monitoring the situation with Mastercard. We will continue to provide updates as additional information becomes available.

  2. investigating Aug 17, 2026, 11:14 PM UTC

    The incident is still ongoing

  3. resolved Aug 17, 2026, 11:14 PM UTC

    Mastercard transaction processing across Issuing and Acquiring has been resolved. The incident did not impact access to the Highnote Platform API or Dashboard.

  4. investigating Aug 17, 2026, 11:14 PM UTC

    Mastercard is currently experiencing a global issue that is impacting transaction processing and may result in failed transactions for some customers. The issue impact includes issuing (Mastercard, Pulse, and MoneyPass) and Acquiring. Mastercard is actively investigating the root cause and working to restore normal service as quickly as possible. Currently, they do not have an estimated time of resolution (ETA). We understand the impact this may have on your operations and are actively monitoring the situation with Mastercard. We will continue to provide updates as additional information becomes available.