EUVD-2026-61410
GHSA-rfh3-hp2g-gvc3
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Unauthenticated network HTTP access with low complexity (AV:N/AC:L/PR:N/UI:N); full data disclosure (C:H) and complete DoS (A:H) with no modification (I:N), scope unchanged.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services). 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. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebCenter Portal accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle WebCenter Portal. CVSS 3.1 Base Score 9.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H).
AnalysisAI
Unauthenticated data compromise and denial of service in Oracle WebCenter Portal (Fusion Middleware, Portlet Services component) affects supported versions 12.2.1.4.0 and 14.1.2.0.0. A remote attacker with only HTTP network access and no credentials can read or fully access all portal-accessible data and can force a hang or repeatable crash (complete DoS) of the portal. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The affected instance must be an Oracle WebCenter Portal deployment at version 12.2.1.4.0 or 14.1.2.0.0 with the Portlet Services component reachable by the attacker over HTTP. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | This is a genuine high-priority issue rather than an inflated high-CVSS score: the CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N) describes network-reachable, low-complexity, unauthenticated exploitation, which aligns with Oracle's own 'easily exploitable' language and 'Authentication Bypass' tag. … 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 fixes from Oracle's August 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cspuaug2026.html), which is the primary and vendor-authoritative remediation for both 12.2.1.4.0 and 14.1.2.0.0 - patch available per vendor advisory; the input does not state a discrete standalone fix build number beyond the CPU bundle, so obtain the exact patch identifier from the advisory and My Oracle Support. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: take inventory of WebCenter Portal deployments, identify affected versions (12.2.1.4.0 and 14.1.2.0.0), and immediately restrict network access to trusted networks only; enable verbose request logging and alerts on suspicious HTTP patterns targeting Portlet Services. …
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Same weakness CWE-284 – Improper Access Control
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External POC / Exploit Code
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