EUVD-2026-61606
GHSA-4f8j-3ph5-xq82
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Unauthenticated network exploitation over IIOP with low complexity and no user interaction (AV:N/AC:L/PR:N/UI:N), yielding full takeover, so C:H/I:H/A:H; scope unchanged per Oracle.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Reports Developer product of Oracle Fusion Middleware (component: Security and Authentication). The supported version that is affected is 12.2.1.19.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP to compromise Oracle Reports Developer. Successful attacks of this vulnerability can result in takeover of Oracle Reports Developer. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
AnalysisAI
Full compromise of Oracle Reports Developer 12.2.1.19.0 is possible when an unauthenticated attacker reaches the product over the network via the IIOP protocol, per Oracle's August 2026 Critical Patch Update. The flaw sits in the Security and Authentication component and yields complete takeover with high confidentiality, integrity, and availability impact (CVSS 9.8). …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The attacker needs network reachability to the Oracle Reports Developer IIOP endpoint (the CORBA/RMI transport) on an instance running Fusion Middleware version 12.2.1.19.0 - that IIOP reachability is the concrete prerequisite named by Oracle. … 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 vector AV:N/AC:L/PR:N/UI:N describes remote, low-complexity, unauthenticated exploitation with no user interaction, and the C:H/I:H/A:H impact plus Oracle's own 'takeover' language indicates full compromise. … 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 fix from Oracle's August 2026 Critical Patch Update (https://www.oracle.com/security-alerts/cspuaug2026.html) - Patch available per vendor advisory; an exact fixed build string is not provided in the intelligence, so obtain the specific patch for Reports Developer 12.2.1.19.0 directly from the CPU matrix and apply it during an emergency change window. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours: Execute inventory of all Oracle Reports Developer 12.2.1.19.0 deployments and document network accessibility of IIOP protocol (default port 9999). …
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External POC / Exploit Code
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