Bottom line: ServiceNow customers were exposed to unauthorized third parties via an unsecured API access, highlighting fundamental issues with access control on SaaS platforms.
A security incident at ServiceNow has come to light in which third parties were able to access customer instances through an unsecured API endpoint. The incidents reveal gaps in access control for business-critical systems.
ServiceNow has disclosed a security incident through which unauthorized third parties were able to access customer instances on the platform. The cause was an unsecured API endpoint that had not implemented sufficient authentication or authorization controls. This enabled attackers to gain access to sensitive enterprise instances.
For CISOs and IT security professionals, this incident serves as a critical warning: ServiceNow is used in many organizations for IT service management, change management, and ticketing systems. An API-based compromise therefore has potentially far-reaching consequences across business processes and can lead to data exfiltration or unauthorized configuration changes.
Organizations should review which API endpoints their ServiceNow instances expose and whether administrative API access is protected by multi-factor authentication, network-based access restrictions, or IP whitelisting. Additionally, audit logs should be reviewed for suspicious API activity during the affected time windows.
Source: borncity.com · Published 22 June 2026
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