CVE-2026-101586 Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient).
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-101586?
CVE-2026-101586 is a medium-severity vulnerability in Oracle Corporation Helidon, published on 20 Oct 2026.
Official description
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient). Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. 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).
Which versions are affected by CVE-2026-101586?
How do I fix CVE-2026-101586?
No fix has been published for CVE-2026-101586 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-101586 being exploited?
There is no known exploitation of CVE-2026-101586 in the wild and no public exploit code.
Sources
Also known as GHSA-cqc3-x785-wp5c.