CVE-2026-101585: Infoleak
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-cors). Supported versions that are affected are 3.0.0-3.2.21. 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. CVSS 3.1 Base Score 7.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N).
Affected Software
Event History
Frequently Asked Questions
Which deployments are exposed to this issue?
Helidon deployments using the helidon-cors component in supported versions 3.0.0 through 3.2.21 are affected. Exposure requires network access to the vulnerable service over HTTP.
Does exploitation require authentication or user interaction?
No. The vulnerability is described as easily exploitable by an unauthenticated attacker with network access via HTTP, and it requires no user interaction.
What could an attacker do after successful exploitation?
An attacker may gain unauthorized read access to a subset of Helidon-accessible data and unauthorized ability to update, insert, or delete some Helidon-accessible data. The impact can extend to additional products because the vulnerability has scope change.
How can I determine whether an environment is affected?
Identify whether Oracle Helidon is deployed with the helidon-cors component and determine its supported version. Versions from 3.0.0 through 3.2.21 should be treated as affected, particularly where the service is reachable over HTTP.