All vulnerabilities
CVE-2026-105120GHSA-x8cj-3hqv-cgwh

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

OpenIdentityPlatform OpenAM
Open in ThreatlineRecord JSON
CVSS
6.9Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.26%Chance of exploitation activity in the next 30 days, higher than 17% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed in16.1.3Fixed versionCVE List
Published3 Oct 2026Updated 5 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

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.

Text from CVE List

Affected versions 2

  • OpenAMaffected: all versions before 16.1.3CVE List
  • OpenAMunaffected: 16.1.3CVE List

References 2