Access control flaw in Oracle Business Intelligence Enterprise Edition
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
Oracle Business Intelligence Enterprise Edition versions 8.2.0.0.0 and 26.01.0.0.0 are affected by an improper access control flaw (CWE-284) in the Platform Security component. An unauthenticated attacker with access to the physical communication segment attached to the hardware can exploit it, although exploitation is difficult. Successful attacks can result in takeover of Oracle Business Intelligence Enterprise Edition and may significantly impact additional products.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Analytics (component: Platform Security). Supported versions that are affected are 8.2.0.0.0 and 26.01.0.0.0. Difficult to exploit vulnerability allows unauthenticated attacker with access to the physical communication segment attached to the hardware where the Oracle Business Intelligence Enterprise Edition executes to compromise Oracle Business Intelligence Enterprise Edition. While the vulnerability is in Oracle Business Intelligence Enterprise Edition, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 8.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H).
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Oracle Business Intelligence Enterprise Edition.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Oracle Business Intelligence Enterprise Edition — oracle.com/security-alerts/cpuoct2026.html
20 records Highest priority Priority MEDIUM 4 MEDIUM, 16 LOW
Other records, highest priority first
- TI-2026-77571 Oracle Business Intelligence Enterprise Edition lacks authenticationPriority MEDIUM 43
- TI-2026-77301 Access control flaw in Oracle Business Intelligence Enterprise EditionPriority MEDIUM 41
- TI-2026-77572 Missing authentication in Oracle Business Intelligence BI SearchPriority MEDIUM 40
Timeline
- 2026-10-21 Threatist record created from CVE-2026-91597
- 2026-10-21 Alias added: GHSA-4cvv-2mgx-hgvc
- 2026-10-22 Priority changed: MEDIUM → LOW
- 2026-10-26 Weakness changed · CISA ADP
- 2026-10-26 CISA SSVC decision points changed
References
Advisory 1
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Sources
- CVE-2026-91597 · CVE Program
- CVE-2026-91597 · NVD
- FIRST EPSS
- GHSA-4cvv-2mgx-hgvc · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences