Live › vulnerability › CVE-2026-91635
Go to dashboardOracle Essbase 21.8.3.0.0 has a flaw in its Security component that is reachable over the network through the T3 and IIOP protocols. An unauthenticated attacker who succeeds can take full control of the Essbase server.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 21:57 UTC. All times on this page are UTC.
Organizations running Oracle Essbase 21.8.3.0.0 where the T3 or IIOP interfaces are reachable over the network. Exposure depends on whether those protocols are open to the attacker's network; the sources do not say more.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| oracle essbase | vendor | = 21.8.3.0.0 | – |
21.8.3.0.0Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Vulnerability in Oracle Essbase (component: Security). The supported version that is affected is 21.8.3.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle Essbase. Successful attacks of this vulnerability can result in takeover of Oracle Essbase. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
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