CVE-2026-86859 Unauthenticated Arbitrary Record Disclosure in ServiceNow AI Platform
Unauthenticated attackers can access unauthorized data in the ServiceNow AI Platform due to an authorization bypass, requiring immediate updates.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-86859?
CVE-2026-86859 is a high-severity missing authorization vulnerability in ServiceNow AI Platform, published on 24 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ServiceNow has remediated an authorization bypass security issue that was identified in the ServiceNow AI Platform. This security issue, if exploited, could enable an unauthenticated 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 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.
Weakness: CWE-284
Which versions are affected by CVE-2026-86859?
How do I fix CVE-2026-86859?
No fix has been published for CVE-2026-86859 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-86859 being exploited?
There is no known exploitation of CVE-2026-86859 in the wild and no public exploit code.
Sources
Also known as GHSA-hv69-7jxx-r484.