Back to CVE records
High 8.1Published Oct 20, 2026

CVE-2026-91635Vulnerability in Oracle Essbase (component: Security).

Updated under an hour ago ()

Does this affect you?

It affects Oracle Corporation Oracle Essbase. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.25%, higher than 16% of scored CVEs.

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).

CVSS
8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-284
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
0.25% (percentile 16)
Assigned by
oracle
NVD analysis
Analyzed
Record last updated
Oct 23, 2026
First seen by InfoSec Signals
Oct 20, 2026

Affected products

Affected products
Oracle Corporation Oracle Essbase
oracle:essbase (from the name)
21.8.3.0.0
CNA record
oracle essbase
oracle:essbase
21.8.3.0.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

Your cookie choices
We use essential cookies to run this site, and, only with your consent, an advertising cookie from Google to measure whether our ads lead to sign-ups and subscriptions. See our for details.