CVE-2026-87138 Denial of service in Oracle Hyperion Data Relationship Management

High 7.5 Published 15 Sep 2026 Updated 15 Sep 2026

Unauthenticated attackers can cause a complete denial of service in Oracle Hyperion Data Relationship Management via network access.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-87138?

CVE-2026-87138 is a high-severity denial of service vulnerability in Oracle Hyperion Data Relationship Management, published on 15 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Hyperion Data Relationship Management product of Oracle Hyperion (component: Access and security). The supported version that is affected is 11.2.26.0.000. Easily exploitable vulnerability allows unauthenticated attacker with network access via SOAP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Hyperion Data Relationship Management. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

Weakness: CWE-400

Which versions are affected by CVE-2026-87138?

It affects 1 product.

Products include Oracle Hyperion Data Relationship Management.

How do I fix CVE-2026-87138?

No fix has been published for CVE-2026-87138 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-87138 being exploited?

There is no known exploitation of CVE-2026-87138 in the wild and no public exploit code.

All Oracle Hyperion Data Relationship Management vulnerabilities

Sources

Also known as GHSA-fj5c-qq54-q76w.