CVE-2026-91642

HIGH 7.3CVE-2026-91642 · Published 20/10/2026 · updated 27/10/2026

In short

CVE-2026-91642 is a HIGH (CVSS 7.3) vulnerability affecting essbase (oracle).
Chance of exploitation in the next 30 days (EPSS): 0.24%, higher than 14.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
essbase oracle	`= 21.8.3.0.0`	No fix yet

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 HTTP to compromise Oracle Essbase. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Essbase accessible data as well as unauthorized read access to a subset of Oracle Essbase accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Essbase. CVSS 3.1 Base Score 7.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L).

References

oracle.com/security-alerts/cpuoct2026.html · Vendor Advisory

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Package

Affected versions

Patched versions

essbase

oracle

= 21.8.3.0.0

No fix yet

Description

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