by Kastro
Paper/Archive/CVE-2026-86860

CVE-2026-86860

ServiceNow ServiceNow AI Platform — Unauthenticated Sensitive Data Disclosure in ServiceNow AI Platform

EPSS 0.3%CVSS 9.3
critical.is priorityof 100
33
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 23.7.237 × 204.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
ServiceNow AI Platform< Yokohama Patch 13 Hot Fix 5aYokohama Patch 13 Hot Fix 5aCNA
ServiceNow AI Platform< Zurich Patch 10 Hot Fix 3bZurich Patch 10 Hot Fix 3bCNA
ServiceNow AI Platform< Zurich Patch 10 Hot Fix 4a W32Zurich Patch 10 Hot Fix 4a W32CNA
ServiceNow AI Platform< Zurich Patch 11 Hot Fix 3Zurich Patch 11 Hot Fix 3CNA
ServiceNow AI Platform< Australia Patch 2 Hot Fix 4b W32Australia Patch 2 Hot Fix 4b W32CNA
ServiceNow AI Platform< Australia Patch 4 Hot Fix 3Australia Patch 4 Hot Fix 3CNA
ServiceNow AI Platform< Australia Patch 5Australia Patch 5CNA

Scores by source

SN (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refsupport.servicenow.com/kb?id=kb_article_view&sysparm_article=KB3159623