Outage in SumUp
Elevated card payment failures (Mastercard / Maestro)
Resolved Minor
August 15, 2026 - Started 3 days ago
- Lasted 42 minutes
Incident Report
Summary AI Generated
Mastercard and Maestro card payments through SumUp experienced elevated failure rates for 42 minutes due to a third-party issue with the Mastercard Debit network. SumUp's own systems remained unaffected throughout the incident. The issue resolved as payment partners completed their recovery, with users advised to retry failed transactions in the interim.
We are experiencing elevated failures on some Mastercard and Maestro card payments due to a third-party issue with the Mastercard Debit network. SumUp systems are operating normally; some transactions may fail until our payment partners complete their recovery. We are monitoring the situation and will update this page as it changes. Please retry failed payments after a few minutes. We apologise for any inconvenience.
Latest Updates ( sorted recent to last )
IDENTIFIED
3 days ago - at 08/15/2026 05:14AM
We are experiencing elevated failures on some Mastercard and Maestro card payments due to a third-party issue with the Mastercard Debit network. SumUp systems are operating normally; some transactions may fail until our payment partners complete their recovery. We are monitoring the situation and will update this page as it changes. Please retry failed payments after a few minutes. We apologise for any inconvenience.
Latest SumUp outages
CloudAPI service degradation - about 2 months ago
Some payments failing - about 2 months ago
Logins - 2 months ago
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