Widely used enterprise CRM; unauthenticated remote takeover; could disrupt operations across many organizations.
CVE-2026-46919
Unauthenticated remote takeover of Siebel CRM Cloud Apps via HTTP.
Is CVE-2026-46919 being exploited?
Not confirmed. CVE-2026-46919 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 0.36% probability of exploitation in the next 30 days.
How severe is CVE-2026-46919?
CVE-2026-46919 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-2026-46919?
Yes. A fix has been recorded for CVE-2026-46919. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-46919 affect?
CVE-2026-46919 affects Oracle Siebel CRM Cloud Applications (Siebel Cloud Manager) 17.0-26.5. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-46919?
Patch ASAP; restrict HTTP access to Cloud Manager; monitor activity.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code takeover via unauthenticated HTTP access; full control, data loss, and outage.
Immediate action required
- affected>= 17.0 and <= 26.5
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.