Major incident

Mercado Pago: InStore QR – Rejected Payments (MLA)

Oct 19, 2026, 10:02 UTC

started

11:50 UTC

resolved

1 h 48 min

duration

Affected: QR MLA

Current status of Mercado Pago: Operational — live Mercado Pago status

Timeline

Oct 19, 2026, 10:02 UTC
identified
We are investigating an increase in payment declines affecting in-store QR transactions in Argentina (MLA).
Oct 19, 2026, 11:50 UTC
resolved
This incident has been resolved.

Updates as published by Mercado Pago (original).

This was part of a wider event: 12 services reported incidents within the hour.

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Wolt 10:54 UTC · Issue with the Merchant App
Herbalife 10:37 UTC · Due to vendor (Avoxi) issue, Members are unable to reach the Contact Center in Kiev, Ukraine
Worldpay 10:34 UTC · INC0695951 - We have resolved issues with Worldpay Core Processing (RAFT) transaction Authorizations.
Blackbaud 10:15 UTC · Active Issue Alert – Luminate Online #000698280
FortiSASE 10:15 UTC · FortiSASE Endpoint Management Service Degradation - Frankfurt EMS Communication Issue
Whatnot 10:12 UTC · La poste is experiencing label generation errors
PaperCut Software 10:00 UTC · PaperCut website (papercut.com) - some users unable to access pages on the website
CM.com 09:56 UTC · Payments Portal - Delayed Payout
Voyado 09:49 UTC · Engage - Longer response times in API
CM.com 09:44 UTC · Degraded performance Museums & Parks
Cornerstone 09:35 UTC · Major Issue - System availability issues on EU (FRA) Production
Sage 09:35 UTC · Sage 200 Standard (UKI) - Operational
Desktop Commander 09:26 UTC · Testing big incident
3DSOutscale 09:26 UTC · Vulnérabilité critique CVE-2026-99999