Paper/Archive/CVE-2026-71166

CVE-2026-71166

Oracle Corporation Helidon — Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server).

Description · from the CVE record

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Helidon accessible data as well as unauthorized access to critical data or complete access to all Helidon accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Helidon. CVSS 3.1 Base Score 9.4 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L).

Affected

ProductAffectedFixed inSource
Helidon3.0.0 – 3.2.17–CNA

Scores by source

oracle (CNA)9.4CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisoryoracle.com/security-alerts/cspuaug2026.html