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Outage in Curve

3DS challenges approval rate degraded

Resolved Minor
May 18, 2026 - Started 12 days ago - Lasted about 1 hour
Official incident page

Incident Report

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.
Components affected
Curve Transactions processing
Latest Updates ( sorted recent to last )
RESOLVED 11 days ago - at 05/18/2026 05:20AM

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.

MONITORING 12 days ago - at 05/18/2026 05:05AM

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.

MONITORING 12 days ago - at 05/18/2026 04:48AM

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.

IDENTIFIED 12 days ago - at 05/18/2026 04:31AM

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.

INVESTIGATING 12 days ago - at 05/18/2026 04:16AM

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.

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