Description
Vulnerability in Oracle Essbase (component: Security). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows high 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. CVSS 3.1 Base Score 6.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).
Published: 2026-10-20
Score: 6 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 27 Oct 2026 13:30:00 +0100

Type Values Removed Values Added
Title Local Privilege Escalation Enables Unauthorized Data Access in Oracle Essbase

Tue, 27 Oct 2026 11:30:00 +0100

Type Values Removed Values Added
Title Local Privileged Attacker Can Compromise Oracle Essbase, Leading to Unauthorized Data Access
Weaknesses CWE-755

Tue, 27 Oct 2026 05:30:00 +0100

Type Values Removed Values Added
Weaknesses CWE-284

Sat, 24 Oct 2026 00:15:00 +0200

Type Values Removed Values Added
Title Local Privileged Attacker Can Compromise Oracle Essbase, Leading to Unauthorized Data Access
Weaknesses CWE-755

Fri, 23 Oct 2026 22:45:00 +0200

Type Values Removed Values Added
Title High Privilege Local Exploit in Oracle Essbase Allowing Unauthorized Data Access
Weaknesses CWE-200
CWE-284

Fri, 23 Oct 2026 19:30:00 +0200

Type Values Removed Values Added
Weaknesses NVD-CWE-noinfo

Wed, 21 Oct 2026 14:30:00 +0200

Type Values Removed Values Added
Title High Privilege Local Exploit in Oracle Essbase Allowing Unauthorized Data Access
Weaknesses CWE-200
CWE-284

Tue, 20 Oct 2026 23:30:00 +0200

Type Values Removed Values Added
Description Vulnerability in Oracle Essbase (component: Security). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows high 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. CVSS 3.1 Base Score 6.0 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).
First Time appeared Oracle
Oracle essbase
CPEs cpe:2.3:a:oracle:essbase:21.8.3.0.0:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle essbase
References
Metrics cvssV3_1

{'score': 6, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published:

Updated: 2026-10-26T21:07:41.768Z

Reserved: 2026-09-14T22:10:16.649Z

Link: CVE-2026-91633

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2026-10-20T22:21:03.230

Modified: 2026-10-26T22:17:04.607

Link: CVE-2026-91633

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-27T13:00:08Z

Weaknesses