CVE-2026-101573: Medium severity Oracle Helidon vulnerability
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-security-providers-http-auth). Supported versions that are affected are 3.0.0-3.2.21, 4.0.0-4.5.5 and 27.0.0. 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 access to critical data or complete access to all Helidon accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N).
Affected Software
Event History
Frequently Asked Questions
Which Helidon versions are affected?
Affected supported versions are Helidon 3.0.0 through 3.2.21, 4.0.0 through 4.5.5, and 27.0.0.
Does exploitation require authentication or user interaction?
No. An unauthenticated attacker with network access via HTTP can exploit the vulnerability, and no user interaction is required. Exploitation is rated difficult because the attack complexity is high.
What is the potential impact of a successful attack?
A successful attack can result in unauthorized access to critical data or complete access to data accessible through Helidon. The scope can extend to additional products impacted by Helidon.