CVE-2026-61035: Oracle Financials Privilege Escalation

CVE-2026-61035 Overview

CVE-2026-61035 is a high-severity vulnerability in the Oracle Financials for the Americas product of Oracle E-Business Suite. The flaw resides in the Internal Operations component and affects supported versions 12.2.3 through 12.2.15. A high-privileged attacker with network access via HTTP can exploit the weakness to fully compromise Oracle Financials for the Americas. Successful exploitation results in impacts to confidentiality, integrity, and availability, effectively enabling takeover of the affected product instance.

Critical Impact
Successful attacks can result in full takeover of Oracle Financials for the Americas, with high impact on confidentiality, integrity, and availability.

Affected Products

Oracle E-Business Suite - Oracle Financials for the Americas 12.2.3
Oracle E-Business Suite - Oracle Financials for the Americas 12.2.4 through 12.2.14
Oracle E-Business Suite - Oracle Financials for the Americas 12.2.15

Discovery Timeline

2026-07-21 - CVE CVE-2026-61035 published to NVD
2026-07-21 - Last updated in NVD database
July 2026 - Addressed in the Oracle Critical Patch Update Advisory - July 2026

Technical Details for CVE-2026-61035

Vulnerability Analysis

The vulnerability affects the Internal Operations component of Oracle Financials for the Americas, part of the Oracle E-Business Suite (EBS). Oracle EBS is a widely deployed enterprise resource planning suite handling financial, procurement, and operational data.

The flaw is exploitable over the network using HTTP and does not require user interaction. However, exploitation requires high privileges, meaning the attacker must already hold an authenticated, privileged role within the application. Once exploited, the vulnerability yields high impact across confidentiality, integrity, and availability — the definition of a full product takeover in Oracle's advisory language.

Because Oracle Financials for the Americas manages sensitive ledger, tax, and reporting data, compromise can expose regulated financial records and enable manipulation of accounting entries. Oracle has published the fix in the July 2026 Critical Patch Update.

Root Cause

Oracle has not publicly disclosed the underlying weakness class or associated CWE identifier for CVE-2026-61035. The advisory identifies the Internal Operations code path within Oracle Financials for the Americas as the affected surface but does not describe the specific coding defect. Refer to the Oracle Security Alert July 2026 for vendor guidance.

Attack Vector

The attack vector is network-based over HTTP against the Oracle E-Business Suite application tier. The attacker must authenticate with high privileges before invoking the vulnerable functionality in the Internal Operations component. No user interaction is required, and the attack complexity is low, meaning a suitably privileged attacker can trigger the flaw reliably against exposed EBS instances.

No public proof-of-concept or exploit code is available at time of publication. The vulnerability is not listed in the CISA Known Exploited Vulnerabilities catalog, and the current EPSS score is 0.465% (percentile 37.699).

Detection Methods for CVE-2026-61035

Indicators of Compromise

Unexpected HTTP requests to Oracle E-Business Suite Internal Operations endpoints from privileged accounts outside of normal administrative windows.
Anomalous configuration changes, module deployments, or concurrent program submissions within Oracle Financials for the Americas.
Creation of new privileged application users or modification of existing responsibilities in FND_USER or related tables.

Detection Strategies

Audit Oracle EBS sign-on and function access logs for privileged users accessing Internal Operations functions outside normal usage patterns.
Correlate application-tier HTTP access logs with database-tier changes in financial modules to identify unauthorized activity.
Compare the deployed EBS patch level against the July 2026 Critical Patch Update baseline to identify unpatched hosts.

Monitoring Recommendations

Forward Oracle EBS application, concurrent manager, and Apache access logs to a centralized SIEM for correlation.
Monitor privileged Oracle EBS accounts with dedicated identity analytics rules that flag lateral movement into Internal Operations menus.
Alert on modifications to Oracle Financials setup tables, sub-ledger accounting rules, and payment configurations.

How to Mitigate CVE-2026-61035

Immediate Actions Required

Apply the July 2026 Oracle Critical Patch Update to all Oracle E-Business Suite instances running versions 12.2.3 through 12.2.15.
Inventory all privileged EBS accounts and revoke unnecessary high-privilege responsibilities that grant access to Internal Operations.
Restrict network access to the EBS application tier so that only trusted internal networks and VPN clients can reach HTTP endpoints.

Patch Information

Oracle addressed CVE-2026-61035 in the July 2026 Critical Patch Update. Administrators should review the Oracle Security Alert July 2026 for the specific patch identifiers, prerequisites, and installation instructions for Oracle E-Business Suite 12.2.x. Apply patches in a staged environment before deploying to production.

Workarounds

Enforce multi-factor authentication for all Oracle EBS privileged accounts to reduce the risk of credential-based access to the vulnerable component.
Place the EBS application tier behind a web application firewall and restrict HTTP access to known administrative source addresses.
Rotate credentials for high-privilege application users and review recent privileged sessions for suspicious activity until the patch is applied.

bash

# Verify the current EBS patch level before and after applying the July 2026 CPU
# Run as the applmgr user on the application tier
source $APPL_TOP/APPS<CONTEXT_NAME>.env
adop -status
sqlplus apps/<password> <<EOF
SELECT bug_number, creation_date
  FROM ad_bugs
 WHERE creation_date > SYSDATE - 30
 ORDER BY creation_date DESC;
EOF