Vulnerability Description
ServiceNow has remediated an improper access control security issue that was identified in the ServiceNow AI Platform. This security issue could enable an unauthenticated user, in certain circumstances, to create, modify, or delete instance data beyond what was intended. In August 2026, ServiceNow deployed a security update to hosted instances and ServiceNow provided the update to our partners and self-hosted customers. We are not currently aware of malicious exploitation against ServiceNow instances. We recommend customers promptly apply appropriate updates or upgrade to a patched release if they have not already done so.
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-86858?
CVE-2026-86858 is a documented vulnerability. ServiceNow has remediated an improper access control security issue that was identified in the ServiceNow AI Platform. This security issue could enable an unauthenticated user, in certain circumstance...
How severe is CVE-2026-86858?
CVSS scoring is not yet available for CVE-2026-86858. Check NVD for updates.
Is there a patch for CVE-2026-86858?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.