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  4. CVE 2026 105120 openam before 1613 cross realm session disclosure
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Back to active CVEs
Medium · CVSS 6.9CVE-2026-105120

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

Answer in brief

CVE-2026-105120 records a Medium severity (CVSS 6.9) vulnerability in OpenAM before 16.1.3 Cross-Realm Session Disclosure via Sessions REST Endpoint. The current sources do not mark it as known exploited. The current feed maps OpenIdentityPlatform/OpenAM (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 3, 2026Updated Oct 3, 2026Source checked Oct 3, 2026First seen by HOL Oct 3, 2026Material review Oct 3, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.9
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 6.9. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps OpenIdentityPlatform/OpenAM (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
OpenIdentityPlatform/OpenAMgeneric>=0 <16.1.316.1.3

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for OpenIdentityPlatform/OpenAM.
  2. 2Review the reported fix. Update OpenIdentityPlatform/OpenAM to 16.1.3 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Oct 3, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 3, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 3, 2026

Sources and claim methodology

  • GitHub security advisorygithub.com
  • Source referencevulncheck.com
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • OpenAM before 16.1.3 Reflected XSS via OAuth2 Authorization Error PageSame openidentityplatform/openam package
  • OpenAM before 16.1.3 Unauthenticated Arbitrary Class Instantiation via JAX-RPC InterfaceSame openidentityplatform/openam package
  • OpenAM before 16.1.3 Latent XSS in SAML Load-Balancer Cookie Bounce PageSame openidentityplatform/openam package
  • OpenAM before 16.1.3 Email Content Injection via Users REST Self-Service ActionsSame openidentityplatform/openam package
  • OpenAM before 16.1.3 Open Redirect via Unverified id_token_hint in endSessionSame openidentityplatform/openam package
  • OpenAM before 16.1.3 PKCE Enforcement Bypass via OAuth 2.0 Hybrid FlowsSame openidentityplatform/openam package

Record context

Vulnerability class
Arbitrary File Read
EPSS
Not reported
CWE IDs
CWE-200
Source
CVE List V5
Source checked
Oct 3, 2026
References
2 linked sources
Open source record