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Oracle Hyperion CVE-2026-62553

| EUVDEUVD-2026-61546 MEDIUM
Improper Access Control (CWE-284)
2026-08-18 secalert_us@oracle.com GHSA-6rr5-6r78-6fh8
Authentication Bypass Oracle Hyperion Infrastructure Technology
5.5
CVSS 3.1 · Vendor: oracle
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Severity by source

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

Local access with low OS privileges required; confidentiality fully compromised but no integrity or availability impact per description.

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

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

Lifecycle Timeline

1
Analysis Generated
Aug 19, 2026 - 05:37 vuln.today

DescriptionCVE.org

Vulnerability in the Oracle Hyperion Infrastructure Technology product of Oracle Hyperion (component: Installation and Configuration). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Oracle Hyperion Infrastructure Technology executes to compromise Oracle Hyperion Infrastructure Technology. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hyperion Infrastructure Technology accessible data. CVSS 3.1 Base Score 5.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N).

AnalysisAI

Local privilege escalation of read access in Oracle Hyperion Infrastructure Technology 11.2.25.0.000 allows a low-privileged local attacker to gain unauthorized access to all data accessible by the Hyperion installation, including potentially sensitive configuration secrets and credentials stored during installation. The vulnerability resides in the Installation and Configuration component, tagged as an authentication bypass, suggesting an internal authorization control can be circumvented by an already-authenticated local user. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

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Delivery
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Exploit
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Execution
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Vulnerability AssessmentAI

Exploitation Exploitation requires an existing OS-level account on the host where Oracle Hyperion Infrastructure Technology 11.2.25.0.000 executes - PR:L confirms a low-privileged (non-administrator) local account suffices. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 base score of 5.5 (Medium) is consistent with the local, low-privilege attack vector - this is not remotely exploitable, significantly constraining the attacker population to users with existing OS access to the Hyperion host. … 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 the Oracle Critical 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.
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Same weakness CWE-284 – Improper Access Control

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CVE-2026-62553 vulnerability details – vuln.today
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