CVE-2026-91665
Last modified
CVE-2026-91665 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Vulnerability in Oracle Essbase (component: Security). The supported version that is affected is 21.8.3.0.0. EPSS estimates a 0.39% chance of exploitation in the next 30 days.
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).
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Oracle | Essbase | 21.8.3.0.0 |
References
- https://www.oracle.com/security-alerts/cpuoct2026.htmlVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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