CVE-2026-101399 [MEDIUM] – Vulnerability in the Siebel Apps – Marketing product of Oracle Siebel CRM (component: Mark

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 SMTP to compromise Siebel Apps – Marketing. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Siebel Apps – Marketing. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).