Curve experienced a minor incident on May 18, 2026 affecting Transactions processing, lasting 1h 4m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 18, 2026, 04:16 AM UTC
We are currently experiencing reduced approval rates for transactions requiring 3D Secure (3DS) challenges due to an issue with a third-party provider. This may result in more transactions than usual being declined during authentication. Our team is actively monitoring the situation together with the provider and will provide updates as soon as more information becomes available.
- identified May 18, 2026, 04:31 AM UTC
Our vendor has identified the issue, and the fix is being implemented. The team is actively monitoring the situation together with the provider and will provide updates as soon as more information becomes available.
- monitoring May 18, 2026, 04:48 AM UTC
We have observed approval rates returning to normal levels. However, we have not yet received an official confirmation from our third-party provider. We will continue to closely monitor the situation and provide an update as soon as we receive further information.
- monitoring May 18, 2026, 05:05 AM UTC
Our third-party provider has confirmed that the incident affecting 3DS challenges has been resolved on their side. We are currently monitoring transaction flows to ensure stability on our end. We will provide a final update once we have confirmed everything is operating normally.
- resolved May 18, 2026, 05:20 AM UTC
The issue affecting 3DS challenge approvals has been resolved. Our third-party provider has confirmed the fix, and after monitoring on our side, we can confirm that transaction flows are operating normally. Thank you for your patience.