CVE-2026-61145: Oracle Commerce Auth Bypass Vulnerability

CVE-2026-61145 Overview

CVE-2026-61145 is a critical vulnerability in the Oracle Commerce Guided Search and Oracle Commerce Experience Manager products, specifically within the Content Acquisition System component. The flaw affects Oracle Commerce version 11.4.0 and allows unauthenticated remote attackers to fully compromise the affected system over HTTP. Oracle disclosed the issue in the Oracle Security Alert July 2026. Exploitation requires no user interaction and no privileges, making internet-exposed instances immediate targets for opportunistic attack activity.

Critical Impact
An unauthenticated attacker with network access via HTTP can take over Oracle Commerce Guided Search / Experience Manager, impacting confidentiality, integrity, and availability.

Affected Products

Oracle Commerce Guided Search 11.4.0
Oracle Commerce Experience Manager 11.4.0
Content Acquisition System component

Discovery Timeline

2026-07-21 - CVE-2026-61145 published to NVD
2026-07-21 - Last updated in NVD database
July 2026 - Disclosed in Oracle Critical Patch Update / Security Alert

Technical Details for CVE-2026-61145

Vulnerability Analysis

The vulnerability resides in the Content Acquisition System (CAS) component of Oracle Commerce Guided Search and Oracle Commerce Experience Manager 11.4.0. CAS handles ingestion and processing of catalog content, exposing HTTP-based service endpoints to feeder and administrative traffic. Oracle's advisory classifies the flaw as easily exploitable by an unauthenticated attacker with network access via HTTP.

Successful exploitation results in full takeover of the Oracle Commerce Guided Search / Experience Manager instance. The CVSS 3.1 metrics indicate high impact across confidentiality, integrity, and availability, consistent with arbitrary code execution or administrative control over the affected service.

Root Cause

Oracle has not released detailed technical information about the underlying defect. Based on the vector characteristics and the affected component, the flaw is consistent with an unauthenticated remote code execution or authentication bypass in an HTTP-facing service of the Content Acquisition System. Consult the Oracle Security Alert July 2026 for authoritative details as Oracle updates the advisory.

Attack Vector

The attack vector is network-based over HTTP. An attacker sends crafted requests to an exposed CAS endpoint without needing valid credentials or user interaction. Because CAS services are frequently reachable from internal application tiers, and in some deployments from perimeter networks, exposure risk depends heavily on network segmentation.

No public proof-of-concept exploit code has been verified at the time of publication. Refer to the Oracle advisory for validated technical details.

Detection Methods for CVE-2026-61145

Indicators of Compromise

Unexpected HTTP requests to Content Acquisition System endpoints from untrusted source IPs
New or modified processes spawned by the CAS service account outside of normal deployment windows
Outbound network connections initiated by Oracle Commerce hosts to unrecognized external addresses
Creation of new administrative users or configuration changes in Oracle Commerce Guided Search / Experience Manager

Detection Strategies

Inspect web server and application logs for anomalous POST or GET traffic to CAS service URIs and management endpoints
Correlate authentication failures and configuration change events against expected administrative baselines
Monitor for child processes of the Oracle Commerce Java service that spawn shells, scripting interpreters, or system utilities

Monitoring Recommendations

Enable verbose HTTP access logging on CAS endpoints and forward logs to a centralized SIEM for correlation
Alert on outbound connections from Oracle Commerce servers to non-approved destinations
Track file integrity on Oracle Commerce installation directories and deployed application artifacts

How to Mitigate CVE-2026-61145

Immediate Actions Required

Apply the patches from the Oracle Critical Patch Update referenced in the Oracle Security Alert July 2026 without delay
Inventory all Oracle Commerce Guided Search and Experience Manager 11.4.0 deployments and confirm patch status
Restrict network access to Content Acquisition System endpoints to trusted management networks only
Review authentication and access logs for signs of prior exploitation attempts

Patch Information

Oracle addressed CVE-2026-61145 in the July 2026 Critical Patch Update. Administrators should download and apply the vendor-supplied patch for Oracle Commerce Guided Search / Experience Manager version 11.4.0 through their My Oracle Support account. Confirm patch application by reviewing installed component versions after deployment.

Workarounds

Place CAS endpoints behind a reverse proxy or web application firewall that enforces IP allowlisting
Segment Oracle Commerce infrastructure so HTTP services are not reachable from untrusted networks or the public internet
Disable unused CAS service endpoints where operational requirements permit

bash

# Example: restrict CAS HTTP endpoint to management subnet using iptables
iptables -A INPUT -p tcp --dport 8500 -s 10.10.0.0/24 -j ACCEPT
iptables -A INPUT -p tcp --dport 8500 -j DROP