CVE-2026-91638

Critique · CVSS 9.9

Description officielle (NVD)

Vulnerability in Oracle Essbase (component: Security). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Essbase. While the vulnerability is in Oracle Essbase, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Essbase. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).

En bref

Publiée le20/10/2026
Modifiée le21/10/2026
CVSS9.9 (v3.1)
EPSS0,39 % (centile 32)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS : probabilité estimée d'exploitation dans les 30 prochains jours.

Sources officielles

NVD (NIST) CVE.org

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