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CVE-2026-70979 – Unauthenticated Data Manipulation & DoS – Oracle Commerce Guided Search / Experienc

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Summary

CVE-2026-70979 is a critical vulnerability in the Content Acquisition System component of Oracle Commerce Guided Search / Oracle Commerce Experience Manager, version 11.4.0. Oracle describes it as an easily exploitable flaw that allows an unauthenticated attacker with network access via HTTP to compromise the component, resulting in unauthorized creation, modification, or deletion of critical data and denial-of-service conditions. It was disclosed in Oracle’s August 2026 Critical Security Patch Update and carries a CVSS v3.1 base score of 9.1 (Critical).

Technical details

  • Root cause: A flaw in the Content Acquisition System component of Oracle Commerce Guided Search / Experience Manager that permits unauthorized operations without requiring authentication.
  • Trigger conditions: No privileges or user interaction are required; the attacker only needs network access to the exposed HTTP service.
  • Attack vector: Network (AV:N), low attack complexity (AC:L), exploitable over HTTP.
  • Impact: No confidentiality impact, but high integrity impact (unauthorized creation, modification, or deletion of data) and high availability impact (denial of service via hangs or crashes).

Affected software

  • Oracle Commerce Guided Search / Oracle Commerce Experience Manager — version 11.4.0 (Content Acquisition System component)

Severity

  • CVSS v3.1 Base Score: 9.1 (Critical)
  • Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Mitigation and recommended actions

  • Immediate: Apply the fix provided in Oracle’s Critical Security Patch Update for August 2026, which addresses CVE-2026-70979 for Oracle Commerce Guided Search / Experience Manager 11.4.0.
  • If patching cannot be applied immediately: Restrict network access to the Content Acquisition System component to trusted internal networks or VPNs, and monitor exposed Oracle Commerce HTTP endpoints for unusual data-modification activity until the patch is deployed.

References

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