CVE-2026-70877 Auth bypass in Oracle Hyperion Data Relationship Management

High 8.8 Published 18 Aug 2026 Updated 24 Aug 2026

Low-privileged attackers can bypass authentication to fully compromise Oracle Hyperion Data Relationship Management via network access.

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

What is CVE-2026-70877?

CVE-2026-70877 is a high-severity authentication bypass vulnerability in Oracle Hyperion Data Relationship Management, published on 18 Aug 2026. Any signed-in user can exploit it over the network, 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 11.2.25.0.000. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hyperion Data Relationship Management. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Data Relationship Management. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Weakness: CWE-284

Which versions are affected by CVE-2026-70877?

It affects 1 product.

Products include Oracle Hyperion Data Relationship Management.

How do I fix CVE-2026-70877?

No fix has been published for CVE-2026-70877 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2026-70877 being exploited?

There is no known exploitation of CVE-2026-70877 in the wild and no public exploit code.

All Oracle Hyperion Data Relationship Management vulnerabilities

Sources

Also known as GHSA-86gw-4ggm-3799.