CVE-2026-86860
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BaseFortify

Publication date: 2026-09-24

Last updated on: 2026-09-24

Assigner: ServiceNow

Description
ServiceNow has remediated a missing authorization vulnerability that was identified in the ServiceNow AI Platform. This vulnerability could enable an unauthenticated user, in certain circumstances, to extract 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 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.

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Meta Information

Published
2026-09-24
Last Modified
2026-09-24
Generated
2026-09-25
AI Q&A
2026-09-24
EPSS Evaluated
N/A
NVD
CVE-2026-86860
EUVD
EUVD-2026-86403

Affected Vendors & Products

Currently, no data is known.

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability is a missing authorization issue in ServiceNow's AI Platform. It allows an unauthenticated user, under certain conditions, to access more instance data than intended, which could lead to privilege escalation.

Impact Analysis

An attacker could exploit this to gain unauthorized access to sensitive data or elevate their privileges within a ServiceNow instance, potentially leading to data breaches or unauthorized actions.

Compliance Impact

The vulnerability could allow unauthorized access to sensitive instance data, potentially violating data protection requirements under GDPR and HIPAA. Unauthorized data exposure may lead to non-compliance with these regulations, depending on the data involved.

Mitigation Strategies

Apply the security update provided by ServiceNow to hosted instances or upgrade to a patched release if using self-hosted versions. Promptly update all affected systems to prevent unauthorized data access.

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