Live › vulnerability › CVE-2026-91662
Go to dashboardA flaw in the Java Based Agent component of Oracle Essbase 21.8.3.0.0 lets an attacker who already has logon to the host running Essbase reach data beyond their rights. Successful exploitation can expose or modify Essbase-accessible data and may affect other products, per the vendor's scope-change rating.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Teams running Oracle Essbase 21.8.3.0.0 where the Java Based Agent executes on a host that low-privileged users can log into. The attack needs logon to that infrastructure, so internet-only exposure without host access is a lower risk. Installations on other Essbase versions are not listed as affected.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| oracle essbase | vendor | = 21.8.3.0.0 | – |
21.8.3.0.0 (unknown how to read it from the sources)Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in Oracle Essbase (component: Java Based Agent). The supported version that is affected is 21.8.3.0.0. Difficult to exploit vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Essbase executes to compromise Oracle Essbase. While the vulnerability is in Oracle Essbase, 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 Essbase accessible data as well as unauthorized update, insert or delete access to some of Oracle Essbase accessible data. CVSS 3.1 Base Score 6.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N).
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NVD data is provided by NIST and is public domain · EPSS scores by FIRST, used with attribution. Posts quoted belong to their authors.