EUVD-2026-61339
GHSA-rqwj-jxc8-gcwf
Severity by source
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Network-accessible over HTTP with no authentication and low complexity; scope change reflects federated Fusion Middleware data exposure; confidentiality-only impact confirmed by description with no write or availability consequence.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebCenter Portal. While the vulnerability is in Oracle WebCenter Portal, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data. CVSS 3.1 Base Score 8.6 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N).
AnalysisAI
Unauthenticated remote data exposure in Oracle WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0 allows network-based attackers to access critical or all portal-accessible data via HTTP with no privileges or user interaction required. Tagged as an Authentication Bypass in the Oracle CPUAUG2026 advisory, the vulnerability carries a changed scope, meaning successful exploitation can cascade to impact additional Oracle Fusion Middleware products integrated with the portal. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | No special conditions beyond network reachability are required: the CVSS vector AV:N/AC:L/PR:N/UI:N/S:C confirms remote unauthenticated exploitation against default supported configurations of Oracle WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 base score of 8.6 accurately reflects a high-priority confidentiality risk driven by a network-accessible, zero-complexity, unauthenticated attack with scope change - a combination that structurally favors opportunistic or automated exploitation. … 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, available at https://www.oracle.com/security-alerts/cspuaug2026.html, which addresses this vulnerability for WebCenter Portal 12.2.1.4.0 and 14.1.2.0.0. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, identify all systems running Oracle WebCenter Portal 12.2.1.4.0 or 14.1.2.0.0, assess criticality and data sensitivity, and flag these systems for urgent patching. …
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Same weakness CWE-284 – Improper Access Control
View allSame technique Authentication Bypass
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External POC / Exploit Code
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