Unauthenticated remote takeover of widely used Oracle middleware (Coherence) with CVSS 9.8; enterprise impact across industries requires org-wide action.
CVE-2026-60256
Unauthenticated remote takeover of Oracle Coherence via TCP in supported versions.
Is CVE-2026-60256 being exploited?
Not confirmed. CVE-2026-60256 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 0.51% probability of exploitation in the next 30 days.
How severe is CVE-2026-60256?
CVE-2026-60256 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-2026-60256?
Yes. A fix has been recorded for CVE-2026-60256. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-60256 affect?
CVE-2026-60256 affects Oracle Coherence 14.1.1.0.0, Oracle Coherence 14.1.2.0.0, Oracle Coherence 15.1.1.0.0, Oracle Fusion Middleware (Coherence component). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-60256?
Block Coherence TCP from untrusted networks; isolate instances; apply vendor patch ASAP.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated remote code execution and full takeover of Oracle Coherence, enabling data access/modification and service disruption.
Immediate action required
- affected14.1.1.0.0
- affected14.1.2.0.0
- affected15.1.1.0.0
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.