Unauthenticated remote code execution in Oracle OIM Identity Manager via T3/IIOP; affects widely used Oracle Fusion Middleware.
CVE-2026-46807
Unauthenticated RCE in Oracle OIM Legacy UI enables Identity Manager takeover.
Is CVE-2026-46807 being exploited?
Not confirmed. CVE-2026-46807 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. EPSS currently estimates a 0.52% probability of exploitation in the next 30 days.
How severe is CVE-2026-46807?
CVE-2026-46807 is rated Critical with a CVSS score of 9.8. 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-2026-46807?
Yes. A fix has been recorded for CVE-2026-46807. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-46807 affect?
CVE-2026-46807 affects Oracle Fusion Middleware Identity Manager (OIM) Legacy UI 12.2.1.4.0, Oracle Fusion Middleware Identity Manager (OIM) 14.1.2.1.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-46807?
Patch when available; enable mitigations and monitor.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote takeover via unauthenticated T3/IIOP access, compromising Identity Manager and core access controls.
Immediate action required
- affected12.2.1.4.0
- affected14.1.2.1.0
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.