Summary
CVE-2026-61159 is a high-severity information disclosure vulnerability affecting Oracle Commerce Guided Search / Oracle Commerce Experience Manager version 11.4.0. Disclosed as part of Oracle’s July 2026 Critical Patch Update, the flaw enables unauthenticated, network-based attackers to access critical data within Oracle Commerce without any credentials or user interaction. With a CVSS v3.1 base score of 7.5 and a confidentiality impact rated HIGH, this vulnerability poses a significant risk to organizations running internet-exposed Oracle Commerce deployments.
Technical details
- Root cause: The vulnerability resides in the Experience Manager component of Oracle Commerce Guided Search / Oracle Commerce Experience Manager.
- Trigger conditions: An unauthenticated attacker with network access can send crafted requests to the vulnerable component — no credentials, no user interaction, and no special configuration are required to trigger the vulnerability.
- Attack vector: Remotely exploitable over the network (Attack Vector: NETWORK, Attack Complexity: LOW), making it accessible to any internet-based attacker who can reach an exposed Oracle Commerce instance.
- Impact: Successful exploitation yields complete access to all data accessible to the Oracle Commerce Guided Search / Experience Manager component, resulting in HIGH confidentiality impact. There is no reported impact to integrity or availability.
Affected software
- Oracle Commerce Guided Search / Oracle Commerce Experience Manager 11.4.0
Severity
- CVSS v3.1 Base Score: 7.5 (HIGH)
- Vector String:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Mitigation and recommended actions
- Immediate action: Apply the patch provided by Oracle as part of the July 2026 Critical Patch Update. Organizations should review Oracle’s patch availability matrix for Oracle Commerce Guided Search / Experience Manager 11.4.0 and apply the relevant CPU patch without delay.
- Network mitigation: If immediate patching is not feasible, restrict network access to Oracle Commerce Experience Manager interfaces using firewall rules or network segmentation to limit exposure to trusted hosts only.
- Inventory: Organizations should audit all internet-facing Oracle Commerce deployments to identify instances running the affected version (11.4.0) and prioritize patching accordingly.
IONIX Status
The IONIX research team is tracking ongoing exploitation attempts and recommends immediate patching. Potentially affected assets are outlined in this post.

