EUVD-2026-79422
GHSA-h66h-jh9v-5j69
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Oracle describes easily exploitable unauthenticated HTTP compromise resulting in full takeover, so AV:N/AC:L/PR:N/UI:N with C:H/I:H/A:H and unchanged scope.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
3DescriptionCVE.org
Vulnerability in the Oracle Forms product of Oracle Fusion Middleware (component: Forms Services, C/S, Charmode). Supported versions that are affected are 12.2.1.19.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Forms. Successful attacks of this vulnerability can result in takeover of Oracle Forms. 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
Authentication bypass in Oracle Forms (Oracle Fusion Middleware) 12.2.1.19.0 and 14.1.2.0.0 lets an unauthenticated, network-positioned attacker take over the Forms Services component - including its C/S and Charmode channels - over HTTP. Per the CVSS vector (AV:N/AC:L/PR:N/UI:N), no credentials, user interaction, or non-default configuration are stated prerequisites, and the impact is rated complete loss of confidentiality, integrity, and availability (CVSS 3.1 base 9.8). …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires network access to an Oracle Forms deployment exposing the Forms Services (C/S, Charmode) component over HTTP; affected versions are Oracle Forms 12.2.1.19.0 and 14.1.2.0.0. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | This is a genuine high-priority vulnerability. … 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 published in Oracle's security advisory for CVE-2026-83094 (https://www.oracle.com/security-alerts/cspusep2026.html), upgrading Oracle Forms on Fusion Middleware 12.2.1.19.0 and 14.1.2.0.0 to the patched release level specified in that advisory - patch availability is confirmed per the vendor advisory, while the exact patched version string should be read directly from the Oracle alert rather than assumed. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory every Oracle Forms / Fusion Middleware deployment at versions 12.2.1.19.0 and 14.1.2.0.0, confirm which Forms Services endpoints (including C/S and Charmode channels) are reachable and from where, and restrict access to only the minimum required source networks; block direct HTTP access from the internet and from any untrusted segment at the perimeter and host firewall, and increase monitoring and logging on Forms Services HTTP traffic for anomalous authentication-free sessions. …
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External POC / Exploit Code
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