What is CVE-2026-34275?

CVE-2026-34275 is a critical-severity vulnerability in Oracle Advanced Inbound Telephony, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-04-21.

How severe is CVE-2026-34275?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Oracle Advanced Inbound Telephony

CVE-2026-34275

Vulnerability in the Oracle Advanced Inbound Telephony product of Oracle E-Business Suite (component: Setup and Administration). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Advanced Inbound Telephony. Successful attacks of this vulnerability can result in takeover of Oracle Advanced Inbound Telephony. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Vulnerability class: Broken Authentication

EPSS: 0.004 (30.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Oracle Advanced_inbound_telephony
Oracle Corporation Advanced Inbound Telephony — versions 12.2.3

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

secalert_us@oracle.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-34275?: CVE-2026-34275 is a critical-severity vulnerability in Oracle Advanced Inbound Telephony, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-04-21.
How severe is CVE-2026-34275?: Critical severity. CVSS v3 base score is 9.8 out of 10.