synced 13 MIN AGO
01 Record

CVE-2026-91656

Vulnerability in Oracle Essbase (component: Federated Partitions). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows low privileged attacker with network

CriticalPUBLISHEDCNA: oracle
CNA base score9.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L

02 Description

Vulnerability in Oracle Essbase (component: Federated Partitions). The supported version that is affected is 21.8.3.0.0. Easily exploitable vulnerability allows low privileged attacker with network

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
Not scored by EPSS
EPSS percentile
Not scored by EPSS
NVD base score
The NVD has published no score for this record
NVD CVSS vector
No NVD score to derive
NVD analysis status
Not recorded
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-10-20 21:26Z1 HR AGO
Last updated
2026-10-20 21:26Z1 HR AGO
Reserved
2026-09-14
Assigning CNA
oracle
Record state
PUBLISHED
Severity
Critical (CVSS 9.1)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L
Weaknesses
No CWE assigned
Data version
5.2
Document digest
f0db87c5fd427a3ceafd125cde062c6aa587fabf1e04c2aff98c18da578a5107

05 Affected products

VendorProductVersionsPlatforms
Oracle CorporationOracle Essbase21.8.3.0.0—

06 References