CVE-2026-73895: Medium severity Oracle Helidon vulnerability
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 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).
Affected Software
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An unauthenticated attacker with network access to the affected Helidon Imperative Web Server over HTTP can exploit it. No user interaction or prior privileges are required.
What is the potential impact of a successful attack?
A successful attack can provide unauthorized read access to a subset of data accessible to Helidon. The stated impact is limited to confidentiality; no integrity or availability impact is identified.
Which deployments are known to be affected?
Oracle identifies Helidon version 3.2.18, specifically the Imperative Web Server component, as affected. The provided information does not identify other affected versions or configurations.