EUVD-2026-61403
GHSA-crvc-c35r-jcxr
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Network HTTP attack surface with low privilege entry point; full CIA impact consistent with 'takeover' outcome; no scope change as impact is confined to the OIM system.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Identity Manager product of Oracle Fusion Middleware (component: OIM Legacy UI). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Identity Manager. Successful attacks of this vulnerability can result in takeover of Oracle Identity Manager. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
AnalysisAI
Full takeover of Oracle Identity Manager via its Legacy UI component is achievable by any low-privileged, network-authenticated attacker over HTTP. Affects Fusion Middleware versions 12.2.1.4.0 and 14.1.2.1.0, with complete confidentiality, integrity, and availability impact - Oracle's own advisory characterizes the outcome as system takeover. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a valid low-privileged account on Oracle Identity Manager with network access to the OIM Legacy UI component over HTTP - the PR:L CVSS metric confirms this authentication prerequisite. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 score of 8.8 (High) is well-supported by the vector: network-accessible (AV:N), low complexity (AC:L), low privileges required (PR:L), no user interaction (UI:N), with full C/H/I:H/A:H impact. … 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 Patch Update (CPU) released in August 2026, available at https://www.oracle.com/security-alerts/cspuaug2026.html. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Oracle Identity Manager deployments to confirm which versions are running and assess network exposure of the Legacy UI component; identify which user populations have internal network access to OIM. …
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External POC / Exploit Code
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