CVE-2026-101575: Medium severity Oracle Helidon vulnerability
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: LRA). Supported versions that are affected are 4.0.0-4.5.5. Difficult to exploit 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 6.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L).
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
Oracle Helidon LRA deployments running supported versions 4.0.0 through 4.5.5 are affected.
Does exploitation require authentication or user interaction?
No. An unauthenticated attacker with network access over HTTP can attempt exploitation, and no user interaction is required. Exploitation is described as difficult, reflected by the high attack complexity.
What could a successful attacker do?
A successful attack may allow unauthorized reading of a subset of Helidon-accessible data, unauthorized updates, inserts, or deletions of some accessible data, and partial denial of service. The impact may also extend to additional products because the vulnerability has scope change.