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. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Essbase accessible data as well as unauthorized read access to a subset of Oracle Essbase accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Essbase. CVSS 3.1 Base Score 6.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L).
Metrics
Affected Vendors & Products
| Vendors | Products |
|---|---|
| Oracle |
|
No data.
References
| Link | Providers |
|---|---|
| https://www.oracle.com/security-alerts/cpuoct2026.html |
|
History
Fri, 23 Oct 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Access Control Bypass in Oracle Essbase Enables Unauthorized Data Operations | |
| Weaknesses | CWE-200 CWE-284 |
Fri, 23 Oct 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Low‑Privilege HTTP Access Enables Data Modification and Partial Denial of Service in Oracle Essbase | |
| Weaknesses | CWE-200 CWE-284 CWE-399 |
Fri, 23 Oct 2026 15:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | NVD-CWE-noinfo |
Wed, 21 Oct 2026 11:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Low‑Privilege HTTP Access Enables Data Modification and Partial Denial of Service in Oracle Essbase | |
| Weaknesses | CWE-200 CWE-284 CWE-399 |
Tue, 20 Oct 2026 21:30:00 +0000
| 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 low privileged attacker with network access via HTTP to compromise Oracle Essbase. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Essbase accessible data as well as unauthorized read access to a subset of Oracle Essbase accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Essbase. CVSS 3.1 Base Score 6.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L). | |
| 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
|
MITRE
Status: PUBLISHED
Assigner: oracle
Published: 2026-10-20T21:26:52.342Z
Updated: 2026-10-20T21:26:52.342Z
Reserved: 2026-09-14T22:10:16.650Z
Link: CVE-2026-91654
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2026-10-20T22:21:05.683
Modified: 2026-10-23T14:57:02.363
Link: CVE-2026-91654
Redhat
No data.