CVE-2026-83197 [CRITICAL] – Vulnerability in the Siebel Apps – Financial Services product of Oracle Siebel CRM (compon

Vulnerability in the Siebel Apps – Financial Services product of Oracle Siebel CRM (component: Financial Accounts). Supported versions that are affected are 17.0-26.7. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Siebel Apps – Financial Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel Apps – Financial Services accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel Apps – Financial Services. CVSS 3.1 Base Score 9.1 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H).