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10.0

ServiceNow Now Platform could let strangers run code

CVE-2026-6876 · published 7 days ago
Summary

A flaw in ServiceNow's Now Platform could let an unauthenticated user run their own code inside the system, potentially gaining more access than intended. ServiceNow has already released a security update to fix the problem for both hosted and self‑hosted environments. Apply the latest update or upgrade to the patched release as soon as possible.

What to do
  • Update servicenow now platform to version Xanadu Patch 11 Hot Fix 7a or later.
  • Update servicenow servicenow ai platform to version Xanadu Patch 11 Hot Fix 7a or later.
Affected software
VendorProductAffected versions
servicenow now platform < Xanadu Patch 11 Hot Fix 7a
servicenow servicenow ai platform < Xanadu Patch 11 Hot Fix 7a
Original advisory text
Sandbox Escape in ServiceNow AI Platform
ServiceNow has remediated a sandbox escape security issue that was identified in the ServiceNow AI Platform. This security issue could allow an unauthenticated user to execute arbitrary code within the ServiceNow AI Platform, potentially leading to more access to the ServiceNow AI Platform than intended. 









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.
References
Severity
10.0 Critical
CVSS 4.0: 8.7 (NVD)
Exploitation
EPSS <1%
Type
CWE-94Code Injection
CWE-693Protection Mechanism Failure
CWE-1284Improper Validation of Specified Quantity in Input
Timeline
Published27 Aug 2026
Updated2 Sep 2026
First seen27 Aug 2026
Sources
CVE-2026-6876 · NVD
CVE-2026-6876 · MITRE
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