CVE-2026-83350

HighCVSS 7.5/10Last modified Sep 16, 2026

Description

Vulnerability in the Oracle Net Services component of Oracle Database Server. Supported versions that are affected are 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via Oracle Net to compromise Oracle Net Services. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Net Services. 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).

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Sep 15, 2026
Last modified
Sep 16, 2026
NVD status
Awaiting Analysis

Related CVEs from 2026

CVE-2026-833518.1Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Difficult to exploCVE-2026-833527.1Vulnerability in the Oracle XML Gateway product of Oracle E-Business Suite (component: Install). Supported versions that are affected are 1CVE-2026-833537.8Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware (component: Content Server). Supported versions that are CVE-2026-833546.3Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). The supported version that is affected is 15.CVE-2026-833559.8Vulnerability in the Oracle Enterprise Manager for Fusion Middleware product of Oracle Enterprise Manager (component: Metrics). Supported vCVE-2026-833567.7Vulnerability in the Enterprise Command Center Framework product of Oracle E-Business Suite (component: Security). The supported version tCVE-2026-833578.1Vulnerability in the Oracle GraalVM for JDK, Oracle GraalVM product of Oracle Java SE (component: Compiler). The supported version that isCVE-2026-833586.5Vulnerability in the Oracle HRMS (Norway) product of Oracle E-Business Suite (component: Internal Operations). Supported versions that are CVE-2026-833596.5Vulnerability in the Oracle HRMS (India) product of Oracle E-Business Suite (component: Indian Payroll). Supported versions that are affectCVE-2026-83366.5After invoking $_internalJsEmit, which is not intended to be directly accessible, or mapreduce command’s map function in a certain way, an aCVE-2026-833606.5Vulnerability in the Oracle HRMS (Republic of Korea) product of Oracle E-Business Suite (component: Korean Payroll). Supported versions thaCVE-2026-833618.1Vulnerability in the Oracle Contract Lifecycle Management for Public Sector product of Oracle E-Business Suite (component: Award/PO). Suppo