Oracle Siebel CRM is widely used enterprise software; this vulnerability permits full data compromise and can impact multiple organizations.
CVE-2026-62442
Unauthenticated adjacent-network exploit in Oracle Siebel Cloud Manager allows full data compromise.
Is CVE-2026-62442 being exploited?
Not confirmed. CVE-2026-62442 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 0.26% probability of exploitation in the next 30 days.
How severe is CVE-2026-62442?
CVE-2026-62442 is rated High with a CVSS score of 8.1. 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-2026-62442?
Yes. A fix has been recorded for CVE-2026-62442. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-62442 affect?
CVE-2026-62442 affects Oracle Siebel CRM Cloud Applications (Siebel Cloud Manager) v22.3–v26.6. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-62442?
Isolate affected hosts, restrict adjacent-network access, apply vendor patch when available.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker on adjacent network can read, create, modify or delete all Siebel CRM accessible data (full C and I loss).
Immediate action required
- affected>= 22.3 and <= 26.6
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.