CVE-2026-70688: High severity Oracle Oracle Essbase (Calculator) vulnerability
Vulnerability in Oracle Essbase (component: Calculator). The supported version that is affected is 21.8.1.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Essbase. Successful attacks of this vulnerability can result in takeover of Oracle Essbase. 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).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Oracle Essbase (Calculator)to a version that resolves this vulnerability.Fixed in 21.8.1.0.0
Event History
Frequently Asked Questions
Who is realistically exposed to this issue?
Oracle Essbase deployments running the supported affected version 21.8.1.0.0 are exposed if a low-privileged attacker can reach the Calculator component over HTTP.
What does an attacker need to exploit it?
An attacker needs network access via HTTP and a low-privileged account or equivalent low-level privileges. No user interaction is required, and the attack complexity is low.
What is the potential impact of successful exploitation?
Successful exploitation can result in takeover of Oracle Essbase, with high impacts to confidentiality, integrity, and availability.