CVE-2026-62594: High severity Oracle Siebel CRM Integration (Open Integration) vulnerability
Vulnerability in the Siebel CRM Integration product of Oracle Siebel CRM (component: Open Integration). Supported versions that are affected are 25.12-26.6. Difficult to exploit vulnerability allows high privileged attacker with network access via HTTP to compromise Siebel CRM Integration. While the vulnerability is in Siebel CRM Integration, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Siebel CRM Integration accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Siebel CRM Integration. CVSS 3.1 Base Score 7.7 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:H).
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
Oracle Siebel CRM Integration deployments using the Open Integration component in supported versions 25.12 through 26.6 are affected.
What access does an attacker need to exploit this issue?
An attacker needs high privileges and network access to the affected service over HTTP. No user interaction is required, but exploitation is rated difficult.
What could a successful attack do?
A successful attack can create, delete, or modify critical data or all data accessible to Siebel CRM Integration. It can also cause the service to hang or repeatedly crash, resulting in complete denial of service.
Can the impact extend beyond Siebel CRM Integration?
Yes. The vulnerability has scope change, meaning attacks against Siebel CRM Integration may significantly affect additional products.