SEPTEMBER 17, 2026
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Case File

CVE-2026-83347

MEDIUM · CVSS 6.5 EPSS 0.36% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

Oracle Database Server's Net Services component is vulnerable, allowing unauthenticated attackers with network access to potentially cause a denial-of-service (DoS) by hanging or crashing the service, contingent upon human interaction. This vulnerability affects supported versions 23.4.0 to 23.26.3 and has a medium severity rating (CVSS 6.5). Organizations using these versions should prioritize patching to mitigate the risk of service disruption.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-83347
Severity
MEDIUM
CVSS
6.5
EPSS
0.36%
Oracle

Original NVD Description

Vulnerability in the Oracle Net Services component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCPS to compromise Oracle Net Services. Successful attacks require human interaction from a person other than the attacker. 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H).