SEPTEMBER 18, 2026
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Case File

CVE-2026-73889

MEDIUM · CVSS 5.3 EPSS 0.31% Public Exploit

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

CyberRota Analysis

AI-Generated

A vulnerability exists in the Helidon component of Oracle Fusion Middleware, specifically in version 4.5.0, allowing unauthenticated attackers with network access via HTTP to gain unauthorized read access to certain data. This medium-severity flaw poses a confidentiality risk, making it essential for organizations using the affected version to prioritize remediation efforts to protect sensitive information. Users of Oracle Fusion Middleware should assess their exposure and implement necessary security measures promptly.

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-2026-73889
Severity
MEDIUM
CVSS
5.3
EPSS
0.31%
Oracle

Original NVD Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 4.0.0-4.4.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Helidon accessible data. CVSS 3.1 Base Score 5.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).

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