SEPTEMBER 16, 2026
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Case File

CVE-2026-83281

HIGH · CVSS 7.5 EPSS 0.46% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-16

CyberRota Analysis

AI-Generated

A vulnerability in the Helidon component of Oracle Fusion Middleware affects versions 4.0.0 to 4.5.4, allowing unauthenticated attackers with TCP network access to exploit it. Successful exploitation can lead to a denial-of-service condition, causing the Helidon server to hang or crash repeatedly. Organizations using the affected versions should prioritize remediation to safeguard against potential service disruptions.

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-2026-83281
Severity
HIGH
CVSS
7.5
EPSS
0.46%
Oracle

Original NVD Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webserver). Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. 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).