CVEvulnerability
CVE-2026-18886
10.0 CRITICAL
Official page ↗
- Status
- Awaiting Analysis
- Published
- 2026-08-27
- Last modified
- 2026-09-03
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 10.0 CRITICAL — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Weaknesses
- CWE-284
Description
ServiceNow has remediated an improper access control vulnerability that was identified in the ServiceNow AI platform. This vulnerability could enable an unauthenticated user, in certain circumstances, to create or modify instance data beyond what was intended, resulting in privilege escalation.
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 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
Weakness · CWE (1)
- CWE-284 Improper Access Control weakness
References
- https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB3152242 support.servicenow.com