CVE-2026-61276 Auth bypass in Oracle Hyperion Calculation Manager

High 8.8 Published 18 Aug 2026 Updated 21 Aug 2026

A low-privileged attacker can exploit this vulnerability to take over the Oracle Hyperion Calculation Manager server via HTTP.

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-2026-61276?

CVE-2026-61276 is a high-severity authentication bypass vulnerability in Oracle Hyperion Calculation Manager, 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 Calculation Manager product of Oracle Hyperion (component: 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 Calculation Manager. Successful attacks of this vulnerability can result in takeover of Oracle Hyperion Calculation Manager. 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-2026-61276?

It affects 1 product.

Products include Oracle Hyperion Calculation Manager.

How do I fix CVE-2026-61276?

No fix has been published for CVE-2026-61276 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-2026-61276 being exploited?

There is no known exploitation of CVE-2026-61276 in the wild and no public exploit code.

Sources

Also known as GHSA-rmg4-44wx-5vvg.