High-severity remote takeover of widely used enterprise financial app (Oracle Hyperion) with scope change and broad business impact.
CVE-2026-87186
Unauthenticated adjacent-network takeover of Oracle Hyperion Financial Management
Is CVE-2026-87186 being exploited?
Not confirmed. CVE-2026-87186 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked.
How severe is CVE-2026-87186?
CVE-2026-87186 is rated Critical with a CVSS score of 9.6. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-87186?
Not known from our data. No patch reference has been recorded for CVE-2026-87186, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-87186 affect?
CVE-2026-87186 affects Oracle Hyperion Financial Management 11.2.26.0.000. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-87186?
Isolate Hyperion from adjacent networks; restrict access; apply vendor patch when released; monitor logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker on the same network segment can fully compromise Oracle Hyperion, enabling data theft, integrity loss, service takeover and lateral impact.
Immediate action required
- affected11.2.26.0.000
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.