CVE-2026-73931

HighCVSS 8.3

Published: 18/08/2026(UTC)Updated: 28/08/2026(UTC)Translated: 28/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.24%

15th percentile - higher than 15% of all known CVEs

Summary

Vulnerability in Oracle Fusion Middleware Helidon product (component: Imperative Web Server) affecting versions 4.0.0-4.5.2. Easily exploitable by an unauthenticated attacker with network access via HTTP, may significantly impact additional products (scope change). Allows unauthorized update, insert, or delete of some data, unauthorized read access to a subset, and partial denial of service. CVSS 3.1 Base Score 8.3 (Confidentiality, Integrity, Availability impacts).

Risk Assessment

An attacker can gain unauthorized access to data, modify it, or cause partial service unavailability, potentially affecting other systems.

Recommendation

Update Helidon to a version newer than 4.5.2 or apply security patches from Oracle.

Other vulnerabilities in Helidon

See all

Original NVD description (English source)

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).

Vulnerability data from NVD (NIST) · CISA KEV · EPSS