Live › vulnerability › CVE-2026-91636
Go to dashboardOracle Essbase 21.8.3.0.0 has a security flaw reachable over HTTP that lets an attacker with low-privilege credentials read critical data. The CVSS 3.1 vector shows a scope change, so the impact can reach other products, with high confidentiality impact and no integrity or availability impact.
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 version 21.8.3.0.0 that expose its HTTP interface to users or networks where low-privilege accounts exist. Deployments not using Essbase, or with HTTP access limited to trusted internal hosts, face less exposure. Fix availability for other versions is unknown from these 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: Security). 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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