Vulnerability in Helidon Product of Oracle Fusion Middleware

CVE-2026-83439

What is CVE-2026-83439?

A vulnerability exists in Oracle's Helidon within the Fusion Middleware suite, specifically in the helidon-security-providers-idcs-mapper component. This flaw could allow an attacker with low privileges and network access via HTTP to compromise the Helidon environment. Successful exploitation could enable unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all data accessible through Helidon, leading to significant security concerns.

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