EUVD-2026-61724
GHSA-3v34-6g7c-xm8h
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Network-reachable HTTP authentication bypass with no prerequisites justifies AV:N/AC:L/PR:N/UI:N; C:H for full data read, I:L for partial write, A:N as no availability impact is described.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Knowledge Integration). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HCM Common Architecture. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle HCM Common Architecture accessible data as well as unauthorized update, insert or delete access to some of Oracle HCM Common Architecture accessible data. CVSS 3.1 Base Score 8.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N).
AnalysisAI
Unauthenticated remote access to critical HR data is possible in Oracle HCM Common Architecture (Knowledge Integration component) across versions 12.2.3 through 12.2.15 of Oracle E-Business Suite, exploitable over HTTP without credentials or user interaction. Successful exploitation yields full read access to all HCM-accessible data and partial write capability (insert/update/delete) against some HCM data stores, as confirmed by Oracle's own CVSS breakdown (C:H, I:L). …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special configuration or authentication is required - the vulnerability exists in the default deployment of Oracle HCM Common Architecture 12.2.3-12.2.15 when the Knowledge Integration component is active and the E-Business Suite HTTP interface is network-reachable. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N) scores 8.2 and aligns tightly with the description: network-reachable, no complexity barrier, no credentials, no user interaction required. … 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, available at https://www.oracle.com/security-alerts/cspuaug2026.html, which addresses this vulnerability in Oracle E-Business Suite 12.2.x. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all Oracle E-Business Suite instances running versions 12.2.3 through 12.2.15 and map network reachability to those systems. …
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More in Hcm Common Architecture
View allVulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Auomated Test Suite).
Full compromise of the Oracle HCM Common Architecture module (Internal Operations component) within Oracle E-Business Su
Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
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