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CVE-2026-91647

Type: advisorySource: Official CVE List1 source record

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 TCP 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).

Announced Source revision 1
Original source ↗

CVE-2026-91647

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-91647

Oracle Essbase

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "vendor": "Oracle Corporation",
    "product": "Oracle Essbase",
    "versions": [
      {
        "status": "affected",
        "version": "21.8.3.0.0",
        "versionType": "semver"
      }
    ]
  }
]
Related CVEs
CVE-2026-91647

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#52710 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement