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Severe, 6 weeks1490Projects326

1490 severe, 6 weeks · 326 projects

OracleCVE-2026-101588

Helidon: data exposure via WebSocket

Oracle

CVE-2026-101588 · Published Oct 20, 2026 · updated Nov 6, 2026

Medium5.3
No fix yet
Oracle advisory

Vulnerability in the Helidon product of Oracle Fusion Middleware (component: WebSocket). 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).

Affected versions

PackageAffectedFixed in
Helidon
Product
>= 4.0.0, <= 4.5.5No fix yet
<= 27.0.0No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-200

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