How severe is CVE-2026-101476?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Oracle Corporation Siebel Apps - Marketing

CVE-2026-101476

Vulnerability in the Siebel Apps - Marketing product of Oracle Siebel CRM (component: Marketing). Supported versions that are affected are 17.0-26.9. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps - Marketing. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Siebel Apps - Marketing accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N).

Published 2026-10-20 · last modified 2026-10-21.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Oracle Corporation Siebel Apps - Marketing

References

www.oracle.com/security-alerts/cpuoct2026.html (vendor-advisory)

Frequently asked questions

What is CVE-2026-101476?: CVE-2026-101476 is a medium-severity vulnerability in Oracle Corporation Siebel Apps - Marketing. CVSS score: 4.3/10. Published 2026-10-20.
How severe is CVE-2026-101476?: Medium severity. CVSS v3 base score is 4.3 out of 10.