Affects widely used Oracle MySQL Router; unauthenticated RCE via HTTP can takeover routers across deployments.
CVE-2026-46860
Unauthenticated HTTP RCE can takeover Oracle MySQL Router.
Is CVE-2026-46860 being exploited?
Not confirmed. CVE-2026-46860 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 0.47% probability of exploitation in the next 30 days.
How severe is CVE-2026-46860?
CVE-2026-46860 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-2026-46860?
Yes. A fix has been recorded for CVE-2026-46860. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-46860 affect?
CVE-2026-46860 affects Oracle MySQL Router 9.0.0-9.7.0. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-46860?
Patch/upgrade to fixed version when released
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated RCE via HTTP allows takeover of MySQL Router, compromising confidentiality, integrity, and availability.
Immediate action required
- affected>= 9.0.0 and <= 9.7.0
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.