ServiceNow Patches Critical AI Platform Flaw Allowing Unauthenticated User Impersonation

ServiceNow has disclosed details of a now-patched critical security flaw impacting its ServiceNow AI Platform that could enable an unauthenticated user to impersonate another user and perform arbitrary actions as that user.
The vulnerability, tracked as CVE-2025-12420, carries a CVSS score of 9.3 out of 10.0
“This issue […] could enable an unauthenticated user to impersonate another user and