CVE-2026-101520
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Denial of Service in Oracle Global Lifecycle Management NextGen OUI Framework

Publication date: 2026-10-20

Last updated on: 2026-10-22

Assigner: Oracle

Description
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).

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Meta Information

Published
2026-10-20
Last Modified
2026-10-22
Generated
2026-11-10
AI Q&A
2026-10-21
EPSS Evaluated
2026-11-08
NVD
CVE-2026-101520
EUVD
EUVD-2026-105933

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.

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Executive Summary

This is a denial-of-service (DoS) vulnerability in Oracle Global Lifecycle Management NextGen OUI Framework. It allows an unauthenticated attacker to remotely crash the system by sending malicious HTTP requests, causing repeated crashes or hangs.

Detection Guidance

This vulnerability affects Oracle Global Lifecycle Management NextGen OUI Framework versions 12.2.1.4.0 through 15.1.1.0.0. Detection involves checking for affected software versions and monitoring for unusual network activity or crashes. Oracle recommends applying patches or updates to mitigate the risk.

Impact Analysis

If exploited, this vulnerability could disrupt critical Oracle services, leading to downtime and loss of availability for systems relying on the affected framework versions. It does not allow data theft or modification, but repeated crashes can severely impact operations.

Compliance Impact

This vulnerability causes denial-of-service (DoS) conditions in Oracle Global Lifecycle Management NextGen OUI Framework, which could disrupt critical system availability. Such disruptions may impact compliance with standards requiring continuous availability of systems handling sensitive data, such as GDPR (data processing continuity) or HIPAA (system reliability for protected health information).

Mitigation Strategies

Apply the latest Oracle Critical Patch Update (CPU) for the affected versions of Oracle Global Lifecycle Management NextGen OUI Framework to address the vulnerability.

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