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CVE-2026-91630: Easily exploitable vulnerability allows high 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. in Oracle Corporation Oracle Essbase

0
Medium
VulnerabilityCVE-2026-91630cvecve-2026-91630
Published: 10/20/2026 (10/20/2026, 21:26:43 UTC)
Source: CVE Database V5
Vendor/Project: Oracle Corporation
Product: Oracle Essbase

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 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 6.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N).

CVSS v3.1

Score 6.8medium

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

Affected software

Oracle Corporation

Oracle Essbase

Affected versions
=21.8.3.0.0

Technical Details

Data Version
5.2
Assigner Short Name
oracle
Date Reserved
2026-09-14T22:10:16.649Z
Cvss Version
3.1
State
PUBLISHED
Vendor Advisory Urls
[{"url":"https://www.oracle.com/security-alerts/cpuoct2026.html","vendor":"Oracle"}]

Threat ID: 6ad7df672cdf04f656642463

Added to database: 10/20/2026, 21:38:47 UTC

Last updated: 10/20/2026, 21:50:01 UTC

Views: 2

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