CVE-2026-70678 Missing authorization in Oracle Hyperion Calculation Manager

High 7.6 Published 18 Aug 2026 Updated 25 Aug 2026

Low-privileged attackers can access and modify critical data in Oracle Hyperion Calculation Manager via HTTP with user interaction.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-70678?

CVE-2026-70678 is a high-severity missing authorization vulnerability in Oracle Hyperion Calculation Manager, published on 18 Aug 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

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 require human interaction from a person other than the attacker and while the vulnerability is in Oracle Hyperion Calculation Manager, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Calculation Manager accessible data as well as unauthorized update, insert or delete access to some of Oracle Hyperion Calculation Manager accessible data. CVSS 3.1 Base Score 7.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N).

Weakness: CWE-284

Which versions are affected by CVE-2026-70678?

It affects 1 product.

Products include Oracle Hyperion Calculation Manager.

How do I fix CVE-2026-70678?

No fix has been published for CVE-2026-70678 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-70678 being exploited?

There is no known exploitation of CVE-2026-70678 in the wild and no public exploit code.

Sources

Also known as GHSA-jq52-gj4v-wjvq.