CVE-2026-91665

Critical 9.8

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).

Assigner
oracle
Published
2026-10-20
Updated
2026-10-21
Reserved
2026-09-14

Scores

SourceCVSSScoreSeverityVector
oracle3.19.8CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

Affected

VendorProductVersions
Oracle Corporation Oracle Essbase 21.8.3.0.0 (affected)

References

Full CVE JSON record (5.2)

API · GitHub · cve.org

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