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 unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Essbase. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://www.oracle.com/security-alerts/cpuoct2026.html |
|
History
Fri, 23 Oct 2026 00:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 21 Oct 2026 12:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Unauthenticated Remote DoS via TCP in Oracle Essbase 21.8.3.0.0 | |
| Weaknesses | CWE-400 |
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 unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Essbase. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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: 2026-10-20T21:26:55.875Z
Updated: 2026-10-22T18:50:20.995Z
Reserved: 2026-09-14T22:10:16.651Z
Link: CVE-2026-91664
Updated: 2026-10-22T18:40:41.456Z
Status : Analyzed
Published: 2026-10-20T22:21:06.847
Modified: 2026-10-23T17:15:47.933
Link: CVE-2026-91664
No data.