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CVE-2026-83245 – Unauthenticated Takeover – Oracle Commerce Guided Search / Experience Manager 11.4.

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Summary

CVE-2026-83245 is a high-severity (CVSS 8.1) vulnerability in the Forge component of Oracle Commerce Guided Search / Oracle Commerce Experience Manager, part of the Oracle Commerce product family. It allows an unauthenticated attacker with network access via HTTP to compromise the affected application, and successful exploitation can result in full takeover of Oracle Commerce Guided Search / Oracle Commerce Experience Manager. Oracle rates the vulnerability as "difficult to exploit," but no authentication or user interaction is required to attempt it.

Technical details

  • Root cause: The flaw resides in the Forge component of Oracle Commerce Guided Search / Oracle Commerce Experience Manager.
  • Attack vector: Exploitable remotely over the network via HTTP (AV:N), requiring no privileges (PR:N) and no user interaction (UI:N).
  • Trigger conditions: Oracle characterizes the attack complexity as high (AC:H), meaning exploitation depends on conditions outside the attacker’s control or requires additional preparatory steps, making it "difficult to exploit."
  • Impact: Successful exploitation results in high impact to confidentiality, integrity, and availability, and can lead to a complete takeover of the affected Oracle Commerce Guided Search / Oracle Commerce Experience Manager instance.
  • Scope: Unchanged (S:U) — the impact is confined to the vulnerable component itself.

Affected software

  • Oracle Commerce Guided Search / Oracle Commerce Experience Manager, version 11.4.0 (component: Forge)

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 by Oracle for this vulnerability, released as part of the Oracle Critical Security Patch Update advisory (cspusep2026, published September 15, 2026). Organizations running Oracle Commerce Guided Search / Oracle Commerce Experience Manager version 11.4.0 should consult Oracle’s advisory and apply the corresponding patch.
  • If immediate patching is not possible: Restrict network exposure of Oracle Commerce Guided Search / Oracle Commerce Experience Manager interfaces to trusted networks only, since the vulnerability is remotely exploitable over HTTP without authentication. Monitor internet-facing instances closely for anomalous activity until the patch is applied.

References

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