What is the CVSS score of CVE-2026-70679?

CVE-2026-70679 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.3%.

Hyperion Calculation Manager CVE-2026-70679

EUVD-2026-61634 MEDIUM

Improper Access Control (CWE-284)

2026-08-18 secalert_us@oracle.com

GHSA-fch4-7j7q-5qrp

Authentication Bypass Oracle Hyperion Calculation Manager

5.3

CVSS 3.1 · Vendor: oracle

Severity by source

Vendor (oracle) PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

vuln.today AI

5.3 MEDIUM

Network-accessible HTTP endpoint with no authentication barrier, limited to partial integrity impact and no confidentiality or availability effect, consistent with Oracle's own vector.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (oracle).

CVSS VectorVendor: oracle

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Aug 19, 2026 - 05:00 vuln.today

DescriptionCVE.org

Vulnerability in the Oracle Hyperion Calculation Manager product of Oracle Hyperion (component: Security). The supported version that is affected is 11.2.25.0.000. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Calculation Manager. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Hyperion Calculation Manager accessible data. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N).

AnalysisAI

Unauthenticated integrity compromise in Oracle Hyperion Calculation Manager 11.2.25.0.000 allows remote attackers via HTTP to perform unauthorized insert, update, or delete operations on accessible data without credentials. The vulnerability resides in the Security component of this enterprise performance management suite and is classified as easily exploitable per Oracle's advisory. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

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Vulnerability AssessmentAI

Exploitation	Network access via HTTP to the Oracle Hyperion Calculation Manager web interface is the sole prerequisite - the CVSS vector AV:N/AC:L/PR:N/UI:N confirms no authentication, no elevated privileges, no user interaction, and no special configuration is required. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The CVSS 3.1 score of 5.3 (Medium) reflects a narrow but accessible attack surface: AV:N/AC:L/PR:N/UI:N indicates trivial remote unauthenticated access with no special conditions, while S:U/C:N/I:L/A:N caps the impact to partial data integrity modification - no confidentiality breach or availability disruption. … 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 patch provided in Oracle's August 2026 Critical Patch Update (CPU), referenced at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report.