Live › vulnerability › CVE-2026-91659
Go to dashboardA flaw in the Build component of Oracle Essbase 21.8.3.0.0 lets a low-privileged user reach data over HTTP. The sources say a successful attack gives unauthorized access to critical data and all Essbase-accessible data, with scope change to other products.
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.
Organizations running Oracle Essbase 21.8.3.0.0 with HTTP access reachable by low-privileged users. Systems on other Essbase versions or without network exposure are not described as affected by the sources.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| oracle essbase | vendor | = 21.8.3.0.0 | – |
21.8.3.0.0Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in Oracle Essbase (component: Build). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP 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. CVSS 3.1 Base Score 7.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).
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