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CVE-2026-83246 – Unauthenticated Remote Code Execution – Oracle Commerce Guided Search / Experience

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Summary

CVE-2026-83246 is a high-severity (CVSS 8.1) vulnerability in the Forge component of Oracle Commerce Guided Search / Oracle Commerce Experience Manager, version 11.4.0. It allows an unauthenticated attacker with network access via HTTP to fully compromise the affected system, impacting confidentiality, integrity, and availability. The flaw was disclosed as part of Oracle’s September 2026 Critical Security Patch Update.

Technical details

  • Root cause: An improper privilege management flaw (CWE-269) in the Forge component of Oracle Commerce Guided Search / Experience Manager.
  • Trigger conditions: Exploitation requires network access to the application via the HTTP protocol; Oracle rates the attack complexity as high, but no authentication or user interaction is required.
  • Attack vector: Network (remote), unauthenticated.
  • Impact: Successful exploitation can result in complete takeover of the Oracle Commerce Guided Search / Oracle Commerce Experience Manager installation, with full loss of confidentiality, integrity, and availability.

Affected software

  • Oracle Commerce Guided Search / Oracle Commerce Experience Manager — version 11.4.0

Severity

  • CVSS v3.1 Base Score: 8.1 (High)
  • Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Mitigation and recommended actions

  • Immediate: Apply the fix provided in Oracle’s September 2026 Critical Security Patch Update for Oracle Commerce Guided Search / Oracle Commerce Experience Manager version 11.4.0.
  • If patching cannot be applied immediately: Restrict network exposure of Oracle Commerce Guided Search / Experience Manager (particularly the Forge component) to trusted internal networks only, and monitor HTTP access logs for anomalous or unexpected requests until the patch can be deployed.

References

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