EUVD-2026-79877
GHSA-pvv2-j27m-q938
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Network-reachable HTTP endpoint with no credentials or interaction needed, so PR:N/UI:N; impact limited to availability (full crash), hence C:N/I:N/A:H.
Primary rating from Vendor (oracle).
CVSS VectorVendor: oracle
Lifecycle Timeline
2DescriptionCVE.org
Vulnerability in the Oracle Hyperion Financial Management product of Oracle Hyperion (component: Security). The supported version that is affected is 11.2.26.0.000. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hyperion Financial Management. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Hyperion Financial Management. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
AnalysisAI
Unauthenticated remote attackers with network access to Oracle Hyperion Financial Management 11.2.26.0.000 can send crafted HTTP requests through the Security component to trigger a hang or repeatable crash, producing a complete denial of service of the application. The flaw carries a CVSS 3.1 base score of 7.5 (AV:N/AC:L/PR:N/UI:N, availability-only impact) and is rated 'easily exploitable' by Oracle. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires that the Oracle Hyperion Financial Management Security component's HTTP endpoint be reachable from the attacker's network position - the CVSS vector AV:N/PR:N/UI:N means no credentials, no session, and no user interaction are needed, so any HTTP client with a route to the HFM web tier qualifies. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H (7.5) describes the worst realistic case: no credentials, no user interaction, low complexity, network-reachable over HTTP, with complete loss of availability of the HFM service. … 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 Oracle fix for this CVE as published in the relevant Oracle Security Alert / Critical Security Patch Update (https://www.oracle.com/security-alerts/cspusep2026.html); Oracle's advisory for CVE-2026-87222 lists 11.2.26.0.000 as the affected supported version, and patching to the version specified in that advisory is the primary remediation - no exact fixed build number is confirmable from the available data, so verify against the My Oracle Support patch reference attached to the advisory. … Detailed patch versions, workarounds, and compensating controls in full report. |
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Same weakness CWE-400 – Uncontrolled Resource Consumption
View allSame technique Denial Of Service
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External POC / Exploit Code
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