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Oracle Business Intelligence CVE-2026-71055

| EUVDEUVD-2026-62000 HIGH
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-f5f9-cj9w-68mc
8.8
CVSS 3.1 · Vendor: oracle
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Severity by source

Vendor (oracle) PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vuln.today AI
8.8 HIGH

Low-privilege account required over HTTP with full takeover outcome and no scope change or user interaction, confirming AV:N, AC:L, PR:L, UI:N, S:U, and C/I/A:H.

3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Aug 18, 2026 - 22:43 vuln.today
CVE Published
Aug 18, 2026 - 21:18 nvd
HIGH 8.8

DescriptionCVE.org

Vulnerability in the Oracle Business Intelligence Enterprise Edition product of Oracle Analytics (component: Platform Security). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Business Intelligence Enterprise Edition. Successful attacks of this vulnerability can result in takeover of Oracle Business Intelligence Enterprise Edition. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

AnalysisAI

Full system takeover of Oracle Business Intelligence Enterprise Edition 12.2.1.4.0 is achievable by any low-privileged authenticated user over HTTP, with no user interaction required. The Platform Security component flaw yields complete confidentiality, integrity, and availability compromise as described in Oracle's August 2026 Critical Security Patch Update. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
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Delivery
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Exploit
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Execution
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Impact
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Vulnerability AssessmentAI

Exploitation Exploitation requires possession of at least one valid low-privilege credential for the Oracle Business Intelligence Enterprise Edition 12.2.1.4.0 instance - the CVSS PR:L designation confirms that some level of authenticated access is mandatory; unauthenticated exploitation is not supported by available data. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 score of 8.8 reflects genuinely high real-world risk: the attack is network-reachable over HTTP, requires only low privileges (any authenticated account), demands no user interaction, and yields complete system takeover (C:H/I:H/A:H). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Apply Oracle's Critical Security Patch Update for August 2026, referenced at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, inventory all Oracle OBIEE 12.2.1.4.0 deployments, document network exposure and integrated systems, restrict HTTP/HTTPS access via network ACLs to essential users and networks only, and enforce multi-factor authentication on all OBIEE user accounts. …

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CVE-2026-71055 vulnerability details – vuln.today

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