CVE-2026-83223
Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Siebel Remote). Supported versions that are affected are 17.0-26.7. Difficult to exploit vulnerability allows low privileged attacker with network access via HTTP to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. CVSS 3.1 Base Score 7.5 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H).
- Published Sep 15, 2026
- CVSS 7.5 high
- 0.3% chance of exploitation in the next 30 days (EPSS)