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).
References
| Link | Resource |
|---|---|
| https://www.oracle.com/security-alerts/cpuoct2026.html | Vendor Advisory |
Configurations
History
23 Oct 2026, 17:15
| Type | Values Removed | Values Added |
|---|---|---|
| CPE | cpe:2.3:a:oracle:essbase:21.8.3.0.0:*:*:*:*:*:*:* | |
| First Time |
Oracle essbase
Oracle |
|
| References | () https://www.oracle.com/security-alerts/cpuoct2026.html - Vendor Advisory |
22 Oct 2026, 19:18
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-400 |
20 Oct 2026, 22:21
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-10-20 22:21
Updated : 2026-10-23 17:15
NVD link : CVE-2026-91664
Mitre link : CVE-2026-91664
CVE.ORG link : CVE-2026-91664
JSON object : View
Products Affected
oracle
- essbase
CWE
CWE-400
Uncontrolled Resource Consumption