Oracle Global Lifecycle Management NextGen OUI Framework up to 15.1.1.0.0 NextGen Installer denial of service

Summaryinfo

A vulnerability has been found in Oracle Global Lifecycle Management NextGen OUI Framework 12.2.1.4.0/14.1.1.0.0/14.1.2.0.0/14.1.2.1.0/15.1.1.0.0 and classified as critical. This issue affects some unknown processing of the component NextGen Installer. The manipulation leads to denial of service. This vulnerability is documented as CVE-2026-101520. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Oracle Global Lifecycle Management NextGen OUI Framework 12.2.1.4.0/14.1.1.0.0/14.1.2.0.0/14.1.2.1.0/15.1.1.0.0. It has been rated as critical. This issue affects an unknown part of the component NextGen Installer. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

Vulnerability in the Oracle Global Lifecycle Management NextGen OUI Framework product of Oracle Fusion Middleware (component: NextGen Installer). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0, 14.1.2.1.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Global Lifecycle Management NextGen OUI Framework. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Global Lifecycle Management NextGen OUI Framework. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

It is possible to read the advisory at oracle.com. The identification of this vulnerability is CVE-2026-101520 since 09/28/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/21/2026). The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

• Oracle

Name

• Global Lifecycle Management NextGen OUI Framework

Version

• 12.2.1.4.0
• 14.1.1.0.0
• 14.1.2.0.0
• 14.1.2.1.0
• 15.1.1.0.0

License

• commercial

Website

• Vendor: https://www.oracle.com

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