Cybersource Incident History

Cybersource have observed a recurrence of the previously reported issue impacting Cybersource CAS Merchant Sign Up Services. Our teams are actively investigating and implementing mitigation measures to restore normal service. Currently Sandbox signup page is temporarily unavailable on cybersource & visaacceptance - https://developer.visaacceptance.com/hello-world/sandbox.html Please contact us if you need one. reference support article : https://support.visaacceptance.com/knowledgebase/knowledgearticle/?code=000002108 <b>Impact:</b>Merchant sign-up services are temporarily unavailable <b>Reported Start Time:</b> 24 July 2026 <b>Next Update:</b> As current status changes. We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b>INC26538085

Cybersource have observed a recurrence of the previously reported issue impacting Cybersource Access Control Server (CAS) merchant sign up. Our teams are actively investigating and implementing mitigation measures to restore normal service. We're going to take down Sandbox signup page temporarily on cybersource & visaacceptance - https://developer.visaacceptance.com/hello-world/sandbox.html Please contact us if you need one. reference support article : https://support.visaacceptance.com/knowledgebase/knowledgearticle/?code=000002108 <b>Impact:</b>Merchant sign-up services are temporarily unavailable <b>Reported Start Time:</b> 24 July 2026 <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b>INC26538085

The issue affecting Corporate and Support Web Sites has now been fully resolved. Cybersource is conducting an internal review of the events to mitigate future occurrences. <b>Reported Start Time:</b> 13:30 GMT, 23 July 2026 <b>Reported End Time:</b> 19:15 GMT, 23 July 2026 <b>Impact:</b> Customers are now able to use Corporate and Support Web Sites as normal. <b>Next Update:</b> No further updates, issue resolved. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26537088

Cybersource has worked with a third-party service provider to restore functionality of the Support Center. Service availability has improved, and teams are closely monitoring service health and traffic recovery to ensure continued stability Thank you for your patience while we worked to address this issue. <b>Impact:</b>Support Center access has been restored. Teams are monitoring the environment to ensure continued service stability <b>Reported Start Time:</b> 13:30 GMT , 23 July 2026 <b>Next Update:</b> As status changes <b>Incident #:</b> INC26537088

Cybersource is aware of an issue that is currently affecting the functionality of Corporate and Support Web Sites. We are investigating the cause and working urgently to resolve the issue. We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. <b>Impact:</b>Support Center users may experience delays when creating cases, posting comments, and using chat functionality. <b>Reported Start Time:</b> 13:30 GMT , 23 July 2026 <b>Next Update:</b> As status changes <b>Incident #:</b> INC26537088

The issue affecting One Time Passcode (OTP) delivery for Cybersource Access Control Server (CAS) merchants has now been fully resolved. Cybersource is conducting an internal review of the events to mitigate future occurrences. <b>Reported Start Time:</b> 23 July 2026 15:00 GMT <b>Reported End Time:</b> 23 July 2026 17:40 GMT <b>Impact:</b> The issue has been fully resolved, and OTP delivery and user authentication have returned to normal. <b>Next Update:</b> No further updates, issue resolved. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26538085

A fix has been implemented and we are monitoring closely to ensure the issue is resolved. <b>Impact:</b> The issue has been mitigated, and OTP processing has returned to normal. <b>Reported Start Time:</b> 23 July 2026 15:00 GMT <b>Reported End Time:</b> 23 July 2026 17:40 GMT <b>Next Update:</b> As current status changes. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26538085

We are continuing to investigate this issue.

Cybersource is aware of an issue that is currently affecting One Time Passcode (OTP) delivery for Cybersource Access Control Server (CAS) merchants. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> CAS merchants experienced delayed receipt of OTPs required for authentication and portal access. Valid users were unable to receive OTPs in a timely manner, causing login issues. <b>Reported Start Time:</b> 23 July 2026 <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b>INC26538085

Cybersource is aware of an issue that is currently affecting One Time Passcode (OTP) delivery for Cybersource Access Control Server (CAS) merchants. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> CAS merchants experienced delayed receipt of OTPs required for authentication and portal access. Valid users were unable to receive OTPs in a timely manner, causing login issues. <b>Reported Start Time:</b> 23 July 2026 <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b>INC26538085

Clients and merchants can access the Post Incident Report with their Support Center login credentials at the following link:  [Post Incident Report](https://support.visaacceptance.com/knowledgebase/Knowledgearticle/?code=KA-11422)

The issue affecting portals in our Sandbox/Testing Environment has now been fully resolved. Cybersource is conducting an internal review of the events to mitigate future occurrences. <b>Reported Start Time:</b> 15 July 2026, 14:53 GMT <b>Reported End Time:</b> 15 July 2026, 16:45 GMT <b>Impact:</b> Users are now able to use the portals as normal. <b>Next Update:</b> No further updates, issue resolved. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26439026

The issue affecting portals in our Sandbox/Testing Environment is mitigated. We are monitoring closely to ensure the issue is resolved. <b>Impact:</b> The issue has been mitigated and users are now able to login to EBC CAS as normal. <b>Reported Start Time:</b> July 15th, 2026 TBD <b>Reported End Time:</b> July 15th, 2026 TBD <b>Next Update:</b> As current status changes. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26439026

Cybersource continues to investigate the issue that is currently affecting portals in our Sandbox/Testing Environment. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> Users may not be able to login to EBC CAS. <b>Reported Start Time:</b> TBD <b>Next Update:</b> As status changes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26439026

Cybersource is aware of an issue that is currently affecting portals in our Sandbox/Testing Environment. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> Users may not be able to login to EBC CAS. <b>Reported Start Time:</b> TBD <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26439026

Clients and merchants can access the Post Incident Report with their Support Center login credentials at the following link:  [Post Incident Report](https://support.visaacceptance.com/knowledgebase/Knowledgearticle/?code=KA-11422)

The issue affecting portals in our Sandbox/Testing Environment has now been fully resolved. Cybersource is conducting an internal review of the events to mitigate future occurrences. <b>Reported Start Time:</b> July 14th, 2026 02:49 GMT <b>Reported End Time:</b> July 14th, 2026 04:42 GMT <b>Impact:</b> Users are now able to use the portals in Sandbox/Testing Environment as normal. <b>Next Update:</b> No further updates, issue resolved. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26424392

Cybersource is aware of an issue that is currently affecting portals in our Sandbox/Testing Environment. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> Users may not be able to login to EBC CAS. <b>Reported Start Time:</b> TBD <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26424392

The Cybersource Sandbox is temporarily unavailable while we make improvements to give you a secure, more powerful developer experience. <b>Reported Start Time:</b> 15 July 2026, 18:20 GMT <b>Impact:</b> The CyberSource Sandbox/Testing Environment test account sign up remains under maintenance while platform improvements continue. There is no impact to any production services, client-facing environments, or customer transaction processing at this time. The test environment is also fully operational - only new sandbox test account generation is impacted. We regret any inconvenience this may have caused and appreciate your patience. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> TBD

Cybersource continues to investigate the issue that is currently affecting CAS Sign Up in our Sandbox/Testing environment and are working urgently to resolve the issue. <b>Impact:</b> Users may experience issues accessing the Portals in the CAS/Sandbox Environment. <b>Reported Start Time:</b> 15 July 2026, 18:20 GMT <b>Next Update:</b> As status changes. We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource/Visa Acceptance Solutions Support & Knowledge Base</a>

Cybersource is aware of an issue that is currently affecting CAS Sign Up in our Sandbox/Testing Environment. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> Users may experience issues accessing the Portals in the CAS/Sandbox Environment. <b>Reported Start Time:</b> 15 July 2026, 18:20 GMT <b>Next Update:</b> As status changes. We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource/Visa Acceptance Solutions Support & Knowledge Base</a> <b>Incident #:</b> TBD

Clients and merchants can access the Post Incident Report with their Support Center login credentials at the following [link](https://businesscenter.visaacceptance.com/ebc2/?SalesForce=true&relayUrl=ReturnUrl%3D%2Fknowledgebase%2Fknowledgearticle%2F%3Fcode%3DKA-11411)

We have put mitigations in place and the Cybersource platform performance has returned to normal. This issue is resolved, and we will continue to monitor closely. <b>Reported Start Time:</b> 15 July 2026, 23:12 GMT <b>Reported End Time:</b> 16 July 2026, 08:19 GMT <b>Impact:</b> Some users may have experienced payment processing error messages during the incident period, which may have temporarily affected payment processing activities. The issue has since been resolved. <b>Next Update:</b> No further updates, issue resolved. <b>Incident #:</b> INC26452085 Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a>

We have put mitigations in place and the Cybersource platform performance has returned to normal. This issue is mitigated, and we will continue to monitor closely.

We have put mitigations in place and are seeing performance improvements across the platform. We continue to monitor closely to ensure full resolution.

We have put mitigations in place and are seeing performance improvements across the platform. We continue to monitor closely to ensure full resolution.

We continue to investigate the issue and working toward mitigation.

We continue to investigate the issue and working toward mitigation.

We continue to investigate the issue and working toward mitigation.

We continue to investigate an issue causing intermittent transaction timeouts and elevated processing latency for a subset of customers. Mitigation activities have been implemented, and our teams are observing improvement in some transaction flows; however, recovery is not yet complete. Customers may continue to experience intermittent transaction delays, timeouts, or processing failures while recovery efforts remain in progress. Additional recovery actions are underway to further improve transaction processing stability and reduce customer impact. We are actively validating the effectiveness of these mitigation measures and tracking service recovery across affected transaction flows. <b>Impact:</b> Users may experience payment processing error messages. <b>Reported Start Time:</b> 15 July 2026, 23:12 GMT <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26452085

We are continuing to investigate an issue causing elevated transaction processing times and transaction timeouts for a subset of customers. Some transactions may experience delays or fail to complete processing due to timeout conditions. We are observing signs of improvement in some transaction flows; however, recovery remains in progress and intermittent impact may continue. <b>Impact:</b> Users may experience payment processing error messages. <b>Reported Start Time:</b> 15 July 2026, 23:12 GMT <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26452085

We continue to investigate an issue causing elevated transaction processing times and transaction timeouts for some customers. <b>Reported Start Time:</b> 15 July 2026, 23:12 GMT <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26452085

Cybersource is aware of an issue that is currently affecting Authorizations and Decision Manager We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> Users may experience payment processing error messages. <b>Reported Start Time:</b> TBD <b>Next Update:</b> Within 60 minutes We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26452085

The issue affecting the Payer Authentication Service has now been fully resolved. Cybersource is conducting an internal review of the events to mitigate future occurrences. <b>Reported Start Time:</b> 15 July 2026, 07:09 GMT <b>Reported End Time:</b> 15 July 2026, 08:52 GMT <b>Impact:</b> Customers are now able to use the Payer Authentication Service as normal. <b>Next Update:</b> No further updates, issue resolved. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26442306 / INC26442271 / EPS-41752

The issue affecting the Payer Authentication Service is mitigated. We are monitoring closely to ensure the issue is resolved. <b>Impact:</b> The issue has been mitigated, and customers are now able to use the Payer Authentication Service as normal. <b>Reported Start Time:</b> 15 July 2026, 07:09 GMT <b>Reported End Time:</b> 15 July 2026, 08:52 GMT <b>Next Update:</b> As current status changes. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26442306 / INC26442271 / EPS-41752

We have identified the issue affecting the performance of the Payer Authentication Service and we appreciate your patience as we work urgently to implement a mitigation. <b>Impact:</b> Users may experience issues with e-commerce authentication via the Payer Authentication Service. <b>Start:</b> 15 July 2026, 07:09 GMT <b>Next Update:</b> A status change We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.visaacceptance.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26442306 / INC26442271 / EPS-41752

Cybersource is aware of an issue that is currently affecting Payer Authentication. We are investigating the cause and working urgently to resolve the issue. <b>Impact:</b> Users may experience issues with e-commerce authentication via the Payer Authentication Service. <b>Start:</b> July 15th, 2026 7:09 GMT <b>Next Update:</b> The next update will be sent as soon as further information becomes available, or system changes occur. We regret any inconvenience this may cause for our customers. We will provide regular updates until the issue is mitigated. Please do not hesitate to contact the Cybersource support team if you have any questions or concerns. <a href="https://support.cybersource.com" target="_blank">Cybersource Support Center</a> <b>Incident #:</b> INC26442306 / INC26442271