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.
Advisories

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Fixes

Solution

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Workaround

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History

Sat, 03 Oct 2026 14:00:00 +0000

Type Values Removed Values Added
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.
Title OpenAM before 16.1.3 Cross-Realm Session Disclosure via Sessions REST Endpoint
First Time appeared Openidentityplatform
Openidentityplatform openam
Weaknesses CWE-200
CPEs cpe:2.3:a:openidentityplatform:openam:*:*:*:*:*:*:*:*
Vendors & Products Openidentityplatform
Openidentityplatform openam
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-03T12:14:44.244Z

Reserved: 2026-10-03T12:04:36.964Z

Link: CVE-2026-105120

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-03T14:16:38.853

Modified: 2026-10-03T14:16:38.853

Link: CVE-2026-105120

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-03T15:30:19Z

Weaknesses