CVE-2026-83122: Oracle Report Manager Privilege Escalation

CVE-2026-83122 Overview

CVE-2026-83122 is an improper access control vulnerability [CWE-284] in the Oracle Report Manager product of Oracle E-Business Suite. The flaw exists in the Internal Operations component and affects supported versions 12.2.3 through 12.2.15. A low-privileged attacker with network access over HTTPS can exploit this vulnerability without user interaction. Successful exploitation results in full takeover of Oracle Report Manager, compromising confidentiality, integrity, and availability. Oracle disclosed the issue in Security Alert CSPUSEP2026.

Critical Impact
Authenticated attackers with minimal privileges can take over Oracle Report Manager over the network, gaining full read, write, and destructive control of the application.

Affected Products

Oracle E-Business Suite - Oracle Report Manager version 12.2.3
Oracle E-Business Suite - Oracle Report Manager versions 12.2.4 through 12.2.14
Oracle E-Business Suite - Oracle Report Manager version 12.2.15

Discovery Timeline

2026-09-15 - CVE-2026-83122 published to the National Vulnerability Database (NVD)
2026-09-17 - Last updated in NVD database
Oracle Security Alert - Oracle Security Alert CSPUSEP2026 published by Oracle

Technical Details for CVE-2026-83122

Vulnerability Analysis

The vulnerability resides in the Internal Operations component of Oracle Report Manager, a module within Oracle E-Business Suite that generates and distributes financial and operational reports. The weakness maps to [CWE-284] Improper Access Control, indicating that the application fails to correctly enforce restrictions on actions available to authenticated users.

An attacker holding any low-privilege account in the E-Business Suite tenant can send crafted HTTPS requests to Report Manager endpoints. Because access checks are missing or insufficient, the requests execute with elevated context. This allows the attacker to read, modify, or delete report data and configuration belonging to other users or administrators.

The outcome is described by Oracle as full takeover of Oracle Report Manager, meaning the attacker gains complete control of the component's data and functionality. Enterprises running E-Business Suite for financial reporting are exposed to fraud, data tampering, and disruption of reporting workflows.

Root Cause

The root cause is improper enforcement of access control on privileged operations within the Internal Operations component. The application does not adequately verify that the requesting user is authorized to invoke the target function or access the requested resource.

Attack Vector

Exploitation occurs remotely over the network using HTTPS against the Oracle E-Business Suite web tier. The attacker must first authenticate with any low-privilege account. No user interaction is required, and attack complexity is low, making the vulnerability suitable for opportunistic exploitation by insiders or attackers who have obtained credentials through phishing or credential stuffing.

No public proof-of-concept exploit and no confirmed in-the-wild exploitation have been observed at the time of publication. The EPSS forecast reflects a low near-term exploitation probability, but authenticated Oracle EBS flaws historically attract targeted attention.

Detection Methods for CVE-2026-83122

Indicators of Compromise

Unexpected HTTPS requests to Oracle Report Manager URIs from low-privileged user sessions performing administrative operations.
Creation, modification, or deletion of report definitions, distribution lists, or repository objects outside normal change windows.
Anomalous authentication events for Report Manager functions originating from accounts that historically do not use the module.

Detection Strategies

Enable and centralize Oracle E-Business Suite Sign-On Audit and Page Access Tracking, then baseline typical Report Manager usage per user role.
Correlate application-tier access logs with database audit trails to identify privilege discrepancies between the authenticated user and the executed operation.
Hunt for HTTPS requests to Report Manager servlets that carry parameters normally reserved for administrator workflows.

Monitoring Recommendations

Forward Oracle HTTP Server, WebLogic, and EBS application logs to a centralized analytics platform for correlation with identity telemetry.
Alert on bulk report exports, repository content changes, and configuration edits performed by non-administrative accounts.
Monitor outbound network flows from EBS middle-tier hosts for unusual destinations that may indicate data exfiltration following takeover.

How to Mitigate CVE-2026-83122

Immediate Actions Required

Apply the fixes referenced in Oracle Security Alert CSPUSEP2026 to all Oracle E-Business Suite environments running Report Manager versions 12.2.3 through 12.2.15.
Inventory all low-privilege accounts with any access path to Report Manager and disable dormant or unnecessary accounts.
Rotate credentials for service and integration accounts that authenticate to E-Business Suite.

Patch Information

Oracle addressed CVE-2026-83122 in Security Alert CSPUSEP2026. Administrators should download the corresponding patch from My Oracle Support and apply it following the standard EBS patching procedure, including AutoConfig and clone verification in non-production environments before rollout. Refer to the Oracle Security Alert CSPUSEP2026 for the authoritative patch reference matrix.

Workarounds

Restrict network access to the E-Business Suite web tier using firewall rules, VPN, or a reverse proxy that limits Report Manager URIs to trusted networks until patching completes.
Temporarily revoke the Report Manager responsibility from users who do not require it, reducing the pool of accounts capable of exploiting the flaw.
Enforce multi-factor authentication at the identity provider fronting E-Business Suite to raise the cost of credential-based access.

bash

# Verify installed Report Manager patch level on the EBS application tier
$ sqlplus apps/<password> <<EOF
SELECT bug_number, last_update_date
FROM   ad_bugs
WHERE  bug_number IN ('CSPUSEP2026')
ORDER  BY last_update_date DESC;
EOF

# Restrict Report Manager URIs at the Oracle HTTP Server tier
# Example httpd.conf snippet - adjust IP ranges to your trusted networks
<Location /OA_HTML/RfPublisher>
    Require ip 10.0.0.0/8
</Location>