CVE-2026-61138 Missing authorization in Oracle Complex Maintenance, Repair and Overhaul

High 7.5 Published 21 Jul 2026 Updated 23 Jul 2026

Unauthenticated attackers can access and modify critical data in Oracle Complex Maintenance, Repair and Overhaul via HTTP.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-61138?

CVE-2026-61138 is a high-severity missing authorization vulnerability in Oracle Complex Maintenance, Repair and Overhaul, published on 21 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Complex Maintenance, Repair and Overhaul product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Complex Maintenance, Repair and Overhaul. While the vulnerability is in Oracle Complex Maintenance, Repair and Overhaul, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Complex Maintenance, Repair and Overhaul accessible data as well as unauthorized update, insert or delete access to some of Oracle Complex Maintenance, Repair and Overhaul accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-61138?

It affects 1 product.

Products include Oracle Complex Maintenance Repair and Overhaul.

How do I fix CVE-2026-61138?

No fix has been published for CVE-2026-61138 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-61138 being exploited?

There is no known exploitation of CVE-2026-61138 in the wild and no public exploit code.

Sources

Also known as GHSA-m4f7-5v6r-8c8c.