CVE-2026-73938

HighCVSS 7.5

Published: 18/08/2026(UTC)Updated: 19/08/2026(UTC)Translated: 19/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.40%

33th percentile - higher than 33% of all known CVEs

Summary

Helidon version 4.5.0 (component: Imperative Web Server) has an easily exploitable vulnerability allowing an unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 7.5.

Risk Assessment

An attacker can gain unauthorized access to sensitive data, potentially leading to confidentiality breaches.

Recommendation

Apply vendor-provided patches or upgrade Helidon to a fixed version.

Original NVD description (English source)

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). The supported version that is affected is 4.5.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).