Affects widely used Oracle E-Business Suite; unauthenticated HTTP takeover with full control; high disruption risk.
CVE-2026-34275
Unauthenticated remote takeover of Oracle Advanced Inbound Telephony.
Is CVE-2026-34275 being exploited?
Not confirmed. CVE-2026-34275 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 0.38% probability of exploitation in the next 30 days.
How severe is CVE-2026-34275?
CVE-2026-34275 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-2026-34275?
Yes. A fix has been recorded for CVE-2026-34275. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-34275 affect?
CVE-2026-34275 affects Oracle E-Business Suite – Oracle Advanced Inbound Telephony (Setup & Administration), v12.2.3-12.2.15. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-34275?
Patch when available; restrict HTTP access to Telephony; monitor logs
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote unauthenticated RCE via HTTP; attacker gains full control of Telephony component.
Patch when possible
- affected>= 12.2.3 and <= 12.2.15
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.