Vulnerability in Oracle Essbase (component: Security). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Oracle Essbase. Successful attacks of this vulnerability can result in takeover of Oracle Essbase. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.oracle.com/security-alerts/cpuoct2026.html |
|
History
Wed, 21 Oct 2026 21:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Unauthenticated Remote Access Vulnerability in Oracle Essbase Leading to Full System Compromise | |
| Weaknesses | CWE-284 |
Wed, 21 Oct 2026 12:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Unauthenticated Remote Access Vulnerability in Oracle Essbase Leading to Full System Compromise | |
| Weaknesses | CWE-284 |
Wed, 21 Oct 2026 11:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-287 CWE-306 |
|
| Metrics |
ssvc
|
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 unauthenticated attacker with network access via TCP to compromise Oracle Essbase. Successful attacks of this vulnerability can result in takeover of Oracle Essbase. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). | |
| 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
|
Status: PUBLISHED
Assigner: oracle
Published: 2026-10-20T21:26:56.218Z
Updated: 2026-10-22T23:04:38.772Z
Reserved: 2026-09-14T22:10:16.651Z
Link: CVE-2026-91665
Updated: 2026-10-21T10:52:05.260Z
Status : Analyzed
Published: 2026-10-20T22:21:06.960
Modified: 2026-10-22T23:20:33.240
Link: CVE-2026-91665
No data.