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.
Published: 2026-08-27
Score: 10 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

History

Fri, 28 Aug 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 28 Aug 2026 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Servicenow
Servicenow servicenow Ai Platform
Vendors & Products Servicenow
Servicenow servicenow Ai Platform

Fri, 28 Aug 2026 06:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
CWE-862

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
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.
Title Unauthenticated Privilege Escalation via System Configuration Image Upload Processor
References
Metrics cvssV4_0

{'score': 10, 'vector': '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'}

Subscriptions

Servicenow Servicenow Ai Platform
cve-icon MITRE

Status: PUBLISHED

Assigner: SN

Published:

Updated: 2026-08-28T15:40:59.593Z

Reserved: 2026-08-04T19:02:05.799Z

Link: CVE-2026-18886

cve-icon Vulnrichment

Updated: 2026-08-28T15:40:55.903Z

cve-icon NVD

Status : Received

Published: 2026-08-27T20:17:04.020

Modified: 2026-08-28T20:17:23.417

Link: CVE-2026-18886

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-28T16:00:13Z

Weaknesses