CVE-2026-46888: High severity Oracle Siebel CRM Deployment vulnerability
Vulnerability in the Siebel CRM Deployment product of Oracle Siebel CRM (component: Database Upgrade). Supported versions that are affected are 17.0-26.5. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where Siebel CRM Deployment executes to compromise Siebel CRM Deployment. Successful attacks of this vulnerability can result in takeover of Siebel CRM Deployment. CVSS 3.1 Base Score 7.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Oracle Siebel CRM (Database Upgrade component)to a version that resolves this vulnerability.Fixed in 26.5 - Compensating control
Restrict access to the host/user accounts where the Oracle Siebel CRM Deployment (Database Upgrade component) is executed so only authorized users can log on (e.g., enforce least privilege and limit interactive access via network/host ACLs).
Event History
Frequently Asked Questions
Who is realistically exposed to this vulnerability?
Siebel CRM Deployment environments running affected supported versions 17.0 through 26.5 are exposed if an attacker can log on to the infrastructure where Siebel CRM Deployment executes. The affected component is Database Upgrade.
What access does an attacker need to exploit it?
An attacker needs low-privileged access and a logon to the infrastructure hosting Siebel CRM Deployment. No user interaction is required, and the vulnerability is locally exploitable.
What could happen if exploitation succeeds?
Successful exploitation can result in takeover of Siebel CRM Deployment. Confidentiality, integrity, and availability can all be affected.