CVE Catalog

CVE-2026-101584

MediumCVSS 6.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.27%

20th percentile - higher than 20% of all known CVEs

Summary

Vulnerability in Helidon (component helidon-webclient-websocket) affecting versions 4.0.0-4.5.5 and 27.0.0. Allows unauthenticated attacker with network access via HTTP to gain unauthorized read access to a subset of Helidon data and cause a partial denial of service (partial DoS).

Risk Assessment

An attacker could access sensitive information and disrupt the availability of Helidon services. This impacts confidentiality and availability.

Recommendation

Update Helidon to the latest patched version. Monitor service availability and data access.

Other vulnerabilities in Helidon

See all
Original NVD description (English source)

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient-websocket). Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. 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 and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 6.5 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L).

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