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OpenAdvisories
Medium · 4.9 CVE-2026-105120 EUVD-2026-92024GHSA-55ch-4xvx-7w9q

OpenAM before 16.1.3 Cross-Realm Session Disclosure via Sessions REST Endpoint

Published Oct 3, 2026 · Updated Oct 5, 2026 · Assigned by VulnCheck

Description

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

VendorProductAffectedFixed
OpenIdentityPlatform OpenAM < 16.1.3 16.1.3

References