CVE-2026-18885CWE-94code-injection

CVE-2026-18885

published August 28, 2026

CVSS
10.0
EPSS
7%
Percentile
94.3
In the wild
Unconfirmed
What it is

ServiceNow has remediated a code injection vulnerability that was identified in the ServiceNow AI platform. This vulnerability could enable an unauthenticated user, in certain circumstances, to execute arbitrary code in the ServiceNow platform and gain access to, or modify, instance data beyond what was 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.

The record
Technical detail
CVSS
10.0 · NONE
CVSS v4.0
10.0 · 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
EPSS
0.07241 · 94.3th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-08-28T00:17Z
References (1)
EPSS history
Timeline
  • 27 AUG 18:54Z
    Unauthenticated Remote Code Execution in GraphQL Composite Data API
    cvelistv5