SEPTEMBER 19, 2026
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Case File

CVE-2026-73931

HIGH · CVSS 8.3 EPSS 0.24% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-18 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

The vulnerability in Oracle's Helidon component of Fusion Middleware (version 4.5.3) allows unauthenticated attackers with network access via HTTP to exploit the system, potentially leading to unauthorized data manipulation and partial denial of service. This flaw poses significant risks to confidentiality, integrity, and availability, making it critical for organizations using this version of Helidon to prioritize immediate remediation efforts. All users of the affected product should assess their exposure and implement necessary security measures to mitigate the risk.

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-2026-73931
Severity
HIGH
CVSS
8.3
EPSS
0.24%
Oracle

Original NVD Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 4.0.0-4.5.2. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. While the vulnerability is in Helidon, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Helidon accessible data as well as unauthorized read access to a subset of Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 8.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L).

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