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CVE-2026-61228 – Unauthenticated Sensitive Data Disclosure – Oracle WebCenter Portal 12.2.1.4.0 & 14

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Summary

CVE-2026-61228 is an easily exploitable vulnerability in the Runtime Tools component of Oracle WebCenter Portal. It allows a remote, unauthenticated attacker with network access via HTTP to gain unauthorized access to critical data, and successful exploitation may impact data beyond WebCenter Portal itself. The flaw carries a CVSS v3.1 base score of 8.6 (High severity) and was disclosed by Oracle as part of its August 2026 Critical Patch Update.

Technical details

  • Root cause: A flaw in the Runtime Tools component of Oracle WebCenter Portal that fails to properly enforce access controls, permitting unauthorized data access.
  • Trigger conditions: No authentication or user interaction is required; the vulnerability is described by Oracle as "easily exploitable."
  • Attack vector: Network-based, exploitable via HTTP against an exposed WebCenter Portal instance.
  • Impact: Successful exploitation results in unauthorized access to critical data — up to complete access to all data accessible by Oracle WebCenter Portal. The CVSS Scope is rated "Changed," indicating the impact can extend to resources beyond the vulnerable component itself, with no direct impact on integrity or availability.

Affected software

  • Oracle WebCenter Portal version 12.2.1.4.0
  • Oracle WebCenter Portal version 14.1.2.0.0

Severity

  • CVSS v3.1 Base Score: 8.6 (High)
  • Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

Mitigation and recommended actions

  • Immediate: Apply the fixes provided in Oracle’s August 2026 Critical Patch Update for the affected Oracle WebCenter Portal versions (12.2.1.4.0 and 14.1.2.0.0). Oracle strongly recommends applying the security patches as soon as possible, since exploitation does not require authentication.
  • If patching cannot be performed immediately: Restrict network access to WebCenter Portal Runtime Tools endpoints to trusted internal networks only, and avoid exposing WebCenter Portal management/runtime interfaces directly to the internet until patched.
  • Monitor HTTP access logs for anomalous, unauthenticated requests to WebCenter Portal Runtime Tools endpoints as a potential indicator of exploitation attempts.

References

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