CVE-2026-86857
8.4ServiceNow · ServiceNow AI Platform
ServiceNow has addressed an authorization bypass vulnerability in the AI Platform that allows authenticated users to access unauthorized data and potentially facilitate further unauthorized access.
Executive summary
An authorization bypass vulnerability in the ServiceNow AI Platform allows authenticated users to access unauthorized data, posing a significant risk to organizational information confidentiality.
Vulnerability
This is an authorization bypass flaw that permits an authenticated user to access sensitive data within the AI Platform that they are not properly entitled to view. The vulnerability stems from insufficient access controls, which can be leveraged to escalate access privileges beyond the intended scope.
Business impact
Successful exploitation of this vulnerability could lead to the exposure of sensitive corporate data or proprietary information stored within the ServiceNow AI environment. Given the high CVSS score of 8.4, the potential for unauthorized data access and subsequent unintended platform access represents a critical threat to data integrity and organizational security posture.
Remediation
Immediate Action: Administrators must verify their current instance version and apply the required patches provided by ServiceNow, as detailed in the vendor knowledge base article KB3159623.
Proactive Monitoring: Security teams should monitor access logs for unusual patterns, specifically focusing on unauthorized attempts to access AI platform modules or atypical data retrieval queries by standard user accounts.
Compensating Controls: While no direct virtual patch is specified, organizations should tighten Role Based Access Control (RBAC) policies and restrict access to the AI Platform to only those users whose roles strictly require it until the update is applied.
Exploitation status
Public Exploit Available: No
Analyst recommendation
The vulnerability presents a substantial risk of unauthorized data access for any organization utilizing the ServiceNow AI Platform. IT administrators should prioritize the installation of the specified patches immediately to ensure that internal access controls are correctly enforced. Neglecting these updates leaves the platform susceptible to privilege escalation and unauthorized information disclosure.
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History
- Disclosed CVE record published
- Collected by CVE Brief via github
- Analyst report written
- Published in the daily brief high section