High 8.4Published Sep 24, 2026

CVE-2026-86857Authorization Bypass in ServiceNow AI Platform

Updated under an hour ago (2026-10-19 10:00 UTC)

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It affects ServiceNow AI Platform. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for ServiceNow AI Platform

Exploited in the last 30 days

ServiceNow has remediated an authorization bypass security issue that was identified in the ServiceNow AI Platform. This security issue, if exploited, could enable an authenticated user to access data within the ServiceNow AI Platform that the user otherwise would not be entitled to access, potentially enabling further unintended access. ServiceNow deployed an 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.

CVSS: 8.4 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N
Weakness (CWE): CWE-862
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: SN
NVD analysis: Awaiting Analysis
Record last updated: Sep 25, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

ServiceNow ServiceNow AI Platform servicenow:ai_platform (from the name)	before Yokohama Patch 13 Hot Fix 5a; before Zurich Patch 10 Hot Fix 3b; before Zurich Patch 10 Hot Fix 4a W32; before Zurich Patch 11 Hot Fix 3; before Australia Patch 2 Hot Fix 4b W32; before Australia Patch 4 Hot Fix 3; before Australia Patch 5	CNA record

References

https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB3159623

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.