CVE-2026-105120: Openidentityplatform Openam

Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days.

OpenAM before 16.1.3 contains an authorization bypass vulnerability in the sessions REST endpoint query operation that allows realm administrators to list sessions of every realm. Attackers holding delegated RealmAdmin privileges can supply a _queryFilter naming another realm to disclose usernames, universal IDs, and session handles across tenant boundaries.

Affected products

• Openidentityplatform Openam: before 16.1.3 (fixed in 16.1.3)

Published 2026-10-03. Last modified 2026-10-06.