CVE-2026-101569

Medium

Description

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-common-concurrency-limits). 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 update, insert or delete access to some 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 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L).

SeverityMedium
CVSS6.5
Exploit probability—
ProductHelidon
PublishedOct 20, 2026
First seenOct 20, 2026

How to fix

Affected products

ProductAffected versionsFixed in
Oracle Corporation Helidon4.0.0 ≤ v ≤ 4.5.5, 27.0.0—

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